Gamo Piston Seal Replacement

Vortek High-Temp Molybdenum Disulfide Piston Seal AirArms, Beeman, HW, Hatsan, BSA, Gamo and others: Manufactured from a high-temp, Molybdenum Disulfide impregnated Ureathane cast bar material. If it does not say the seal is included, it is not. The model 1400 was made from 1968 to 1978. I went looking for. There's a Rebuild kit that comes with a trigger sear and trigger spring, mainspring which a good replacement for the one in it and two breach seal replacements. de-burring the pump tube prior to piston installation keeps the O-ring and piston cup from being cut and damaged. Orders $99 & Up Free Shipping. Home > Replacement Parts > More Parts > Miscellaneous Parts. customairseals. Next time is the time to file or deburr the piston dovetail. I had never bought anything from you all before, but when I called with some questions--your expert salesman was very helpful--so I decided to go with AOA rather than another supplier that I had used for years. gamo spring and seal deal. Because of the above I'm wondering if the material listed in the link would hold up to 14fpe+ R9 style piston seal that covers the whole piston face. a spring transplant- perhaps aftermarket. The old piston seal had a large knotch out of it - check out the pictures. Best price Air Rifles WEIHRAUCH! Original Weihrauch breech seal. AirGunSeals. fits crosman & benjamine and also the newer nitro piston models please measure and check fitment. I just replaced a front (port) rotary breech seal in a late CFX and there is a different seal in this one. Because of the above I'm wondering if the material listed in the link would hold up to 14fpe+ R9 style piston seal that covers the whole piston face. it is used in almost all gamo rifles and many clones of this design. I have made a few replacement leather seals in the past with good results and I think this will be an easy fix for this air gun. If it does not say the seal is included, it is not. Above we see the Black Ops Sniper Rifle fitted with a much higher quality 4-16x40AO CenterPoint scope for testing. I am am sorry to admit that I do not understand what you mean by "slugging the barrel" and "lapping". Gamo PR45 & Compact Valve Seal Kit. The new spring with spacers, compared to the old bent one. Recoilless spring-piston airguns such as FWB 300S and 65, also require very little lubrication, that should only be performed during routine maintenance. He strips a BSA Meteor and replaces the breech and piston seals. A few drops on your fingers, then rub it in to make the seal pliable. The leak is from the brass base of the valve unit (bubbles when I put thin oil on it). Read our spring specifications to see for yourself what may work. gamo 33mm air rifle piston seal. 22,is the same piston seal. gamo piston 25mm piston seal fits almost all gamo air rifles see list below. Wipe surface with isopropyl alcohol before applying. BSA / GAMO Piston Seal / Washer. also fits bsa. European and other Airgun Seals at AirGunSeals. gamo piston 25mm piston seal fits almost all gamo air rifles. The bulb seal is only available as part of the valve assembly. The leak is from the brass base of the valve unit (bubbles when I put thin oil on it). You will probably get lots of replies with other options, like Weihrauch, Walther or Gamo seals. Everything went smooth as silk. Here at Allcocks we stock a fantastically wide range of air rifle parts for sale, so you are sure to dig out the spares you need to get your airgun firing on all cylinders again. Gamo CFX Rotating Breech; The damage to the piston seal after such a shot is generally negligible, although can at times be catastrophic. The piston seal in most modern air guns is made of a synthetic material that is self lubricating. At GAMO we have over 50 years experience in designing high powered adult air rifles, airguns and ammunition for small game hunting and pest control. 5 mm x 6 mm. I want to purchase a piston seal for my. I have made a few replacement leather seals in the past with good results and I think this will be an easy fix for this air gun. The gas piston short stroke will not be adversely affected by temperature and allows for much easier cocking force. I'm rebuilding my Gamo Whisper. Most customers get an emailed tracking number when we ship their order. Mundilar-Airguns and Optics. GAMO AIR RIFLE PISTON SEAL 26mm ORIGINAL BRAND GAMO SPAIN air rifle 25mm replacement o ring piston seal. Available from www. The better the piston =Better the gun shoot. Shot the HW45 over the chrony this afternoon and was amazed to see I was only getting ~400 fps! This is just a touch better than my HW75! I did some searching on GTA and found where it can be necessary to dry fire to seat the piston seal. Thanks for the piston seal size info. Slingshot Replacement Bands. I suspect my piston seal and/or breech seal is in need of attention. B-19/Gamo/Crosman Decocking mod Gamo (clones) Glide and Roller. 40 Air gun seal replacement for CO2 pistol airgun Crosman Umarex Gamo. ' He proceeded to say that it's fairly common in the Gamo rifles and he simply ordered a few spare breach seals from Gamo and popped the 'tore' one out and replaced it. If it does not say the seal is included, it is not. Nitro piston guns do have plenty of advantages in comparison with spring air guns. If gas is coming out the barrel, that is a valve leak and a lot harder to fix. also fits bsa. Breech seal for HW77 & HW97K fixed barrel rifles. But not the case for other seal. If gas is coming. If the replacement piston seal is leather, soaking it w/silicone and twisting it in should work without sanding. and any other air rifle with a 25mm cylinder and a wedge shaped fitment measuring 15mm by 13mm. Someone recently posted a VERY-useful table showing piston diameters and stroke lengths for many spring piston air rifles. 99 AirArms TX200 and Pro-Sport Piston Seal : $9. 1" Piston Seal Replacement Unit : $24. And replacment main spring and piston seal. All external o-rings of your regulator. A new piston seal and breech seal may also be needed. Here at Allcocks we stock a fantastically wide range of air rifle parts for sale, so you are sure to dig out the spares you need to get your airgun firing on all cylinders again. The piston still won't come out quite yet. Airgun Custom Parts and Accessories. We are a full service authorized airgun warranty repair center specializing in airgun repair and restoration of popular brands such as Crosman, Sheridan, Benjamin, Daisy, and more. NOTE: During the disassemble process, this seal may cut and you got to replace it. Some of our member's have upgraded the mainspring with Gamo spring's I think and several other spring's with good result's. air rifle 25mm replacement o ring piston seal to fit BSA air rifles. And hope Now i'm a section of letting you get a far better product. My Gamo Centre was woefully under powered & when I stripped it down I found the reason why, a knackered piston seal. We really appreciate this classic airguns, they were well built, accurate and great shooters. A Direct replacement for the factory fitted part in your rifle. This target is not intended for use with break action pellet rifles. 2 pcs 07 check valve spring. Because of the thickness of this seal, stacking of 2 replacement seals will be required to obtain the correct final dimensions. 22 No i would to say the small Breech seal and not the piston seal Logged Bentong. Din't like the sights on my Delta, visible side-to-side play on rear sight. Question for my friends here, i bought a gamo swarm to have in my shop for ground squirrels, i have a couple of pcp short guns i fill with high pressure air and like them very much, just thought i would use this and keep it in my shop for cheap shooting. an economical seal for standard power rifles. Buy Crosman Nitro Piston Conversion, Fits Many Newer Gamo Rifles at Pyramyd Air from convenience of your home. Best price Air Rifles WEIHRAUCH! Original Weihrauch breech seal. Page 1 of 2. The Gamo 1250 was listed as having a compression chamber size of 29mm, the same size as my Magnum. NOTE: These O rings are very easy to replace - just pick out the old O ring and push in the new. + BSA / GAMO Piston Seal (Washer) MPN 16-5657 / 70012540 for Air Gun Rifle. The TX design allows the use of a donut type piston seal which puts the steel face of the piston at the transfer port rather than the "rubber" piston seal. All piston of gamo has this problem. I need a replacement. Nitro Piston Replacement Benjamin Trail AW NP. The piston still won't come out quite yet. This Gamo air rifle is loaded with features from top to bottom, with even the recoil pad being tweaked to absorb up to 74% of the recoil associated with firing such a powerful air rifle. And next the seal. Some of our member's have upgraded the mainspring with Gamo spring's I think and several other spring's with good result's. AirGunSeals. com - STORE_METDEX. BSA's Hunting Field Target International Championships will be held at Maldon, England, on 24th and 25th June 2017. gas ram piston spring nitro gamo crosman interchangeable with crosman part bt9m22-00-5. Leather seals can actually last a lifetime, maybe more. If the pistol seal becomes worn, air is allowed to escape from the compression chamber, which will reduce. I got a great airgun at a great price, $40 less than anywhere else I could find the model I wanted. Search Results. Here are five of the absolute best nitro piston air rifles along with a few pointers in getting started in hunting and shooting with an air rifle. I salvaged the old seal on a Diana Model 27 rifle after failing to locate one for this older gun. After I put a new seal in, the Powerline is back to itself. Our products are a great holiday and birthday gifts for hunters and shooters. Gamo PR45 & Compact Valve Seal Kit. Do NOT send it to them without finding out- as you may just get a exchange rifle and you'll never see your Gamo again. I have seen several videos about Gamo QC. 99 Industry Brand QB78, AR2078 Seal Kit : $12. Hatsan, Gamo Owners, Crosman, Bam, Chinese, Spanish etc. Replacement Breech Seals for the Ignite Black Ops Sniper Air Rifle The Ignite Black Ops Sniper Air Rifle is an interesting and innovative airgun that's widely available at Walmart stores. He said that 'halfway through a tin of pellets, his breach seal tore. To be honest I find the standard ones absolutely fine so I stick with them. The unique and innovative Gamo Swarm Maxxim is a 10-shot, repeating brake barrel air rifle. European and other Airgun Seals at AirGunSeals. gamo 25mm piston seal air rifle used in almost all gamo rifles and many clones of this design. Piston Tool Set for removing the burrs on the Crosman 1322, 2289 prior to piston install. The Original Molybdenum Disulfide Impregnated Air Rifle Seals Custom Made In Australia. They came in english sizes and I couldn't find a good match to the metric piston. I'm getting some seals for the 630 through a complex mechanism but figured I should try and make a seal for one of the 630s. Slide tube over piston and onto head. The piston would fall free through the compression space with the factory seal. It's ideal for anything from competing in local field target matches to just shooting for enjoyment. 99 Norica Black Eagle Repair Kit. gamo piston seal also fits bsa mk 6 and bam b40 smk fits some crosman benjamine and also the newer nitro piston models please measure and check fitment diana 24 26 that require a 25mm seal. 22 air shot guns that deliver power performance and penetration needed for hunting small game and birds at medium to close range; making it a powerful pest control for your home, barn or garden. Parker Hannifin LLC Sales Company Russia st. If you require a custom made piston seal for a certain model contact me I can make seals from drawings or from a sample. I have made a few replacement leather seals in the past with good results and I think this will be an easy fix for this air gun. Slingshot Replacement Bands. gamo piston 25mm piston seal fits almost all gamo air rifles. In about an hour of field testing Gamo would have known this target is junk. Price includes delivery. GAMO PART BREECH SEAL SHADOW 1000 GAMO PART PISTON WEIGHT SHADOW. Because of the thickness of this seal, stacking of 2 replacement seals will be required to obtain the correct final dimensions. New seals, gas piston. This Ruger® air rifle's stock is ambidextrous (for both left- and right-handers) and has a thumbhole stock and vented cheekpiece for comfort and ease of use. also fits bsa. For breech seals and any other repair parts, I think you're stuck with Gamo, and good luck with that. The pistons are identical, the piston seals are the only things that were different. Piston Seal Kit for Hill Air Gun Pump MK4 ₹ 1,400. 7, Polaris and Comet. So I went and bought a new replacement spring at a local gunshop. CNC Machined From Quality Materials. also fits bsa mk 6 and 7 aa tx200 and bam b40 smk. com has a bunch of nitro piston air guns at the top such as the Crosman Nitro Venom, Benjamin Trail XL 1500, Nitro Venom Dusk, Crosman Vantage and so on. The Swarm Maxxim utilizes Gamo's 10X Quick-Shot System, with the proven gas-piston powerplant (IGT), so all you have to do is break the barrel between shots and the pellets are fed into the chamber by a 10-shot rotary magazine. 00 FREE HOME DELIVERY ACROSS INDIA Set of 3x Piston Seals for MK4 Hill Pump The classic symptom of a problem…. E-mail Gamo and see if they'll rebuild it. Its been used for decades in target pistols and rifles with AFAIK no particular seal problems. SAFETY DATA ON LUBRICANTS IS UNDER THE PRODUCT DESCRIPTION. "CustomAirSeals Air rifle seals"and parts to suit Gamo, Weihrauch, BSA, Hatsan, Norica, Cometa, Diana and many more. The piston seal requires regular maintenance in order for your air rifle to achieve optimum performance. Crosman Seal Kits at AirGunSeals. Second, the nitro piston produces much less recoil than the traditional spring gun. also fits bsa. Air Venturi. Air Venturi Piston Seal, Fits Gamo Whisper & Gamo Big Cat. Replace if necessary. + BSA / GAMO Piston Seal (Washer) MPN 16-5657 / 70012540 for Air Gun Rifle. Detent parts. Airgun Maintenance. • piston shown is not included this is gamo’s standard 25mm air rifle piston seal. 2 pcs 07 check valve spring. Best Nitro Piston Air Rifle for 2018. com - STORE_METDEX. A few drops on your fingers, then rub it in to make the seal pliable. I forgot to take pics but it has a groove on the underside as it’s molded. March 8, 6-A, Building 1 127083 Moscow Russia. The classic symptom of a problem with this seal is resistance on the upstroke and tendency to recoil back downwards. CustomAirSeals can make any seal from drawings or a working sample using a variety of materials. Groups are still good but I get what sounds/feels like a weak shot occasionally. Crosman, Benjamin, Sheridan. 22 No i would to say the small Breech seal and not the piston seal Logged Bentong. BSA Meteor MK6 Fore-end Screw. Had to chew up the old seal to get it out, compare it to the new Maccari seal. Available from www. also fits bsa mk 6 and 7 aa tx200 and bam b40 smk. Air Venturi. The pistons are identical, the piston seals are the only things that were different. Gamo Rifles - Hunting and Outdoor Supplies All prices are in New Zealand Dollars with 15% GST included. An example of a best nitro piston air rifle is the Crosman Nitro Venom. Talking about the gamo swarm and how to fix some of its problems. El Gamo Expomatic (Repeater) I make no claim to know anything about guns, but I do like them and have about 40 at present. Loose Stock Screws are probably the most common cause of inaccuracy in airguns. Customairseals GAMO Gas RAM Nitro Piston KIT ATS SAT Plastic Trigger AIR Rifle Spring GAMO BSA MK 6 7 25MM PISTON POWER SEAL CROSMAN SMK STOEGER DIANA BENJAMIN. Everything went smooth as silk. This Ruger® air rifle's stock is ambidextrous (for both left- and right-handers) and has a thumbhole stock and vented cheekpiece for comfort and ease of use. The ID and OD is the same but the seal width/thickness is different. Airgun Reviews, Airgun Pistol Reviews, Airgun Rifle Reviews, Airgun Pellet Reviews, Crosman Airgun Reviews, Custom Airgun Reviews. I have listed the two seals that i bought below. 22 No i would to say the small Breech seal and not the piston seal Logged Bentong. DRI is in many industries including, medical, marine, composite molding, semiconductor, food, chemical and pharmaceutical processing and many others. If you require a custom made piston seal for a certain model contact me I can make seals from drawings or from a sample. Why not build a leather seal for it instead of trying to make an O-ring work or trying to find a supplier of 29 mm piston seals. Here at Allcocks we stock a fantastically wide range of air rifle parts for sale, so you are sure to dig out the spares you need to get your airgun firing on all cylinders again. it is used in almost all gamo rifles and many clones of this design. If the pistol seal becomes worn, air is allowed to escape from the compression chamber, which will reduce. Gamo Big Cat and Gamo Whisper Piston Seal: 03. Why? Seals are made to fit the piston tightly. AirgunWebTV 2018 (Episode 36) - Gamo Swarm Multi-Shot - At the Gamo Squirrel Master Classic! - Duration: 14:57. gamo piston seal also fits bsa mk 6 and bam b40 smk fits some crosman benjamine and also the newer nitro piston models please measure and check fitment diana 24 26 that require a 25mm seal. We actually had to design our high powered guns so that. Best Nitro Piston Air Rifle for 2018. Shop by Brand. 2 pcs 11 high pressure spool valve. This target is not intended for use with break action pellet rifles. 99 Industry Brand QB78, AR2078 Seal Kit : $12. Pellet Testing in Spring Airguns. Even a quarter turn loose can translate to 50mm difference at 25 meters. Drulov DU-10 Reseal Service - £65 Includes M9D Seal Set but plus Any Additional Work or Parts Required + P&P Your DU-10 will be fully stripped & cleaned, fully resealed, re-lubricated with Moly-Based products and adjusted for optimum performance*. The leak is from the brass base of the valve unit (bubbles when I put thin oil on it). Go to next slide - Shop by Type. Crosman 1400 Schematic Read/Download Parts & Accessories. I tried to get a breech seal from Gamo but they won't even sell one to a customer without it being delivered to a FFL. You may like to see. Firearms Dealer*** Contact 01675 481006 to order. 177 caliber air rifles, and. ) For best results the engine block should be bored and new pistons fitted to the connecting rods which should be re-sized. + BSA / GAMO Piston Seal (Washer) MPN 16-5657 / 70012540 for Air Gun Rifle. With proper lubrication the seal moves smoothly in the compression chamber, experiences less wear and therefore an extended life. ' He proceeded to say that it's fairly common in the Gamo rifles and he simply ordered a few spare breach seals from Gamo and popped the 'tore' one out and replaced it. I just replaced a front (port) rotary breech seal in a late CFX and there is a different seal in this one. Buy now Replacement Parts Rifles. Read about extended use of Vitamin A and B3 and many others to keep in perspective what this information means. I've honed the piston cylinder to remove the sharp burr(s) that damaged the original seal, and removed the. I didn't do anything special, the piston seal was a little snug, but not tight so I didn't machine or sand it. + BSA / GAMO Piston Seal (Washer) MPN 16-5657 / 70012540 for Air Gun Rifle. Single-Shot, Nitro Piston Powered Break Barrel Air Rifle (Model: CVNP17SX) Crosman. Had to chew up the old seal to get it out, compare it to the new Maccari seal. 9, now can't hit a barn with them. The bulb seal is only available as part of the valve assembly. also fits bsa mk 6 and 7 aa tx200 and bam b40 smk. It should only be lubricated during routine maintenance performed by an authorized service shop. Gamo hunter 440 breech seal, Air guns, Gamo Hunter 440. Mundilar-Airguns and Optics. I went looking for. The TX design allows the use of a donut type piston seal which puts the steel face of the piston at the transfer port rather than the "rubber" piston seal. Best Nitro Piston Air Rifle for 2018. also fits bsa mk 6 and 7 aa tx200 and bam b40 smk. EUR 3,29 BSA / GAMO Piston Seal (Washer) MPN 16-5657 / 70012540 for Air Gun Rifle. Almost all Gamo air rifles are just as powerful as the Benjamin. Its been used for decades in target pistols and rifles with AFAIK no particular seal problems. Piston seal Fits Gamo Big Cat 1200 or 1250 and Gamo Whisper (all models) Sometimes, seals in your spring-piston air rifle need to be replaced due to a variety issues. These measurements were taken using digital. What is the best place to get a breech seal for gamo shadow express? Need breech seal Posted by Anonymous on Aug 28, 2014. Buy Crosman Nitro Piston Conversion, Fits Many Newer Gamo Rifles at Pyramyd Air from convenience of your home. Question for my friends here, i bought a gamo swarm to have in my shop for ground squirrels, i have a couple of pcp short guns i fill with high pressure air and like them very much, just thought i would use this and keep it in my shop for cheap shooting. I salvaged the old seal on a Diana Model 27 rifle after failing to locate one for this older gun. 99 Industry Brand QB57, QB57D Maintenance and Repair Kit : $19. Detent parts. My Gamo Centre was woefully under powered & when I stripped it down I found the reason why, a knackered piston seal. After I put a new seal in, the Powerline is back to itself. If your rifle is low in power, it could be because air is escaping past the piston seal from the compression chamber. These velocities are achieved thanks to the MACH 1 gas piston and the 33 mm cylinder. There's a bushing in the pivot hole that retains the detent. CustomAirSeals can make any seal from drawings or a working sample using a variety of materials. ) For best results the engine block should be bored and new pistons fitted to the connecting rods which should be re-sized. We really appreciate this classic airguns, they were well built, accurate and great shooters. A new piston seal and breech seal may also be needed. EUR 3,29 BSA / GAMO Piston Seal (Washer) MPN 16-5657 / 70012540 for Air Gun Rifle. He strips a BSA Meteor and replaces the breech and piston seals. Gecado Diana Model 5 Pistol, Fixing The Piston Head installed a new piston seal but can't get the seal/piston into the cylinder without damage to the new seal. Gamo Wildcat Whisper Air Rifle. Thanks for the piston seal size info. I have a question regarding a review that someone did on Pyramidair talking about the Gamo Shadow series rifles. an economical seal for standard power rifles. Airgun Maintenance. ' He proceeded to say that it's fairly common in the Gamo rifles and he simply ordered a few spare breach seals from Gamo and popped the 'tore' one out and replaced it. I tried to get a breech seal from Gamo but they won't even sell one to a customer without it being delivered to a FFL. Buy now Air Rifles WEIHRAUCH. • piston shown is not included this is gamo’s standard 25mm air rifle piston seal. gamo spring and seal deal. Best I can offer. Gamo Air Rifle Genuine Replacement Cylinder Seal/O Ring our ref 112. 2 pcs 10 low pressure piston ring. If the pistol seal becomes worn, air is allowed to escape from the compression chamber, which will reduce. I've received a replacement but it's a different type & seems to be too small to fit the piston. customairseals. com is the premier supplier for airgun seals and airgun seal kits in order to repair your airgun and return its performance to like new. Vortek High-Temp Molybdenum Disulfide Piston Seal AirArms, Beeman, HW, Hatsan, BSA, Gamo and others: Manufactured from a high-temp, Molybdenum Disulfide impregnated Ureathane cast bar material. This Gamo air rifle is loaded with features from top to bottom, with even the recoil pad being tweaked to absorb up to 74% of the recoil associated with firing such a powerful air rifle. The Swarm Maxxim utilizes Gamo's 10X Quick-Shot System, with the proven gas-piston powerplant (IGT), so all you have to do is break the barrel between shots and the pellets are fed into the chamber by a 10-shot rotary magazine. Add to Wish List Add to Compare. It should conform to the compression chamber with some shooting. If it does not say the seal is included, it is not. Groups are still good but I get what sounds/feels like a weak shot occasionally. This Ruger® air rifle's stock is ambidextrous (for both left- and right-handers) and has a thumbhole stock and vented cheekpiece for comfort and ease of use. Replace if necessary. There's a bushing in the pivot hole that retains the detent. Edit: I bought a gamo for one of my kids, it is accurate too, and about as powerful as noted, but it just doesn't have the same feel. gamo piston seal also fits bsa mk 6 and bam b40 smk fits some crosman benjamine and also the newer nitro piston models please measure and check fitment diana 24 26 that require a 25mm seal. Optically centering a scope. Crosman Seal Kits at AirGunSeals. Some of our member's have upgraded the mainspring with Gamo spring's I think and several other spring's with good result's. Search Results. I was able to replace that seal without removing the ring. If you own a daisy, chances are you'll need accessories and parts for your gun. Their airguns are imported from companies such as Weihrauch and their pellets are manufactured by Haendler & Natermann of Germany. 33mm is the outside diameter of the cylinder the internal diameter is 29mm. Hatsan, Gamo Owners, Crosman, Bam, Chinese, Spanish etc. Next time is the time to file or deburr the piston dovetail. The rebuild kit contains a double replacement set of seals for the set screw and regulator piston as well as the external o-rings of the regulator. Fix a Leaky CO2 Airsoft Pistol Seal: If you have any experience with Airsoft, you probably know that CO2 pistols like to leak. With proper lubrication the seal moves smoothly in the compression chamber, experiences less wear and therefore an extended life. We'll see hoe that measures up. I had never bought anything from you all before, but when I called with some questions--your expert salesman was very helpful--so I decided to go with AOA rather than another supplier that I had used for years. gamo spring and seal deal. This creates the piston to now be bigger and the seal fits tighter or bows out. com Quality air rifle seals springs and tuning parts for Weihrauch BSA Diana Hatsan and Gamo. com is the premier supplier for airgun seals and airgun seal kits in order to repair your airgun and return its performance to like new. Talking about the gamo swarm and how to fix some of its problems. Buy Crosman Nitro Piston Conversion, Fits Many Newer Gamo Rifles at Pyramyd Air from convenience of your home. Search Results. 177" & marketplace Crosman Benjamin Trail NP XL 1500. I remember being 10 years old putting pellet on pellet at 40 yards (scoped of course). also fits bsa mk 6 and 7 aa tx200 and bam b40 smk. Chambers Gunmakers fast & secure online store > Hunter 440 Gamo - Airgun spares > Airgun, Shotgun & Rifle spares. Sold by Media Mogul. View as Grid List. Replace all oring seals. GAMO Breech seal for CF20, Gamo / Crosman / Stoeger piston opened seals - 2 pieces.