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| Best Seller  | Sprinco Usa Ar 308 M4 Extension Tube Cs Spring Kit - Spring Kit-Xp Buffer Spring W/ Dual Extractor S Extra Extra Power Buffer Spring. The Orange spring is much stouter than the Red spring. The Orange buffer spring was originally engineered for the demands presented by .308 / 6.5 CM / .260 Rem, etc., heavy BCG carbine DPMS Pattern applications using... ... more
Sprinco Usa Ar 308 M4 Extension Tube Cs Spring Kit - Spring Kit-Xp Buffer Spring W/ Dual Extractor S Extra Extra Power Buffer Spring. The Orange spring is much stouter than the Red spring. The Orange buffer spring was originally engineered for the demands presented by .308 / 6.5 CM / .260 Rem, etc., heavy BCG carbine DPMS Pattern applications using... | go to store |
 | Guntec USA AR-10 .308 Cal Mil-Spec Buffer Tube Set 6-position End Plate/Castle Nut/308 CAR Short Buffer/Spring Black MILTUBESET-308. 308 Caliber Specifications for Guntec USA AR-10 Mil-Spec Buffer Tube Set .308 Cal: Manufacturer: Guntec USA... ... more | FREE shipping go to store |
| Best Seller  | Guntec USA AR-10/LR-308 Rifle Stock Tube Kit .308 Cal A2TUBESET-308 Guntec USA AR-10/LR-308 Rifle Stock Tube Kit .308 Cal A2TUBESET-308. 308 Cal Chrome Buffer Spring A2 .308 Cal Buffer Drop In Ready Specifications for Guntec USA AR-10/LR-308 Rifle Stock Tube Kit: Manufacturer: Guntec USA Color: Black Gun Model: AR-10... ... more | FREE shipping go to store |
 | Sprinco Usa Ar 308 M4 Extension Tube Xp Buffer Spring - 308 M4 Extension Tube Cs Xp Buffer Spring In Extra Extra Power Buffer Spring. The Orange spring is much stouter than the Red spring. The Orange buffer spring was originally engineered for the demands presented by .308 / 6.5 CM / .260 Rem, etc., heavy BCG carbine DPMS Pattern applications using... ... more
Sprinco Usa Ar 308 M4 Extension Tube Xp Buffer Spring - 308 M4 Extension Tube Cs Xp Buffer Spring In Extra Extra Power Buffer Spring. The Orange spring is much stouter than the Red spring. The Orange buffer spring was originally engineered for the demands presented by .308 / 6.5 CM / .260 Rem, etc., heavy BCG carbine DPMS Pattern applications using... | go to store |
 | Timber Creek AR Buffer Tube Kit Flat Dark Earth AR BTK FDE Timber Creek AR Buffer Tube Kit Flat Dark Earth AR BTK FDE. Available in 10 colors the kit includes: Mil-Spec Carbine Buffer Tube Quick Disconnect End Plate Castle Nut Buffer Spring & Pin for installation. Compatible with stocks from a wide range of... ... more | FREE shipping go to store |
 | Sprinco Usa M4 Carbine/6.8 Cs Spring Kit - Spring Kit-Xp Buffer &Enhanced 4coil Bolt Extractor Sprin Extra Power Buffer Spring. This was Sprinco's first AR buffer spring solution that they were tasked to design back in 2006 for a Force Modernization Team to specifically address spring-related M4 carbine reliability function issues for operating... ... more
Sprinco Usa M4 Carbine/6.8 Cs Spring Kit - Spring Kit-Xp Buffer &Enhanced 4coil Bolt Extractor Sprin Extra Power Buffer Spring. This was Sprinco's first AR buffer spring solution that they were tasked to design back in 2006 for a Force Modernization Team to specifically address spring-related M4 carbine reliability function issues for operating... | go to store |
 | Sprinco Usa M4 Carbine Cs Enhanced Spring Kits - Spring Kit-Enhanced Buffer Xp 5-Coil Bolt Extractor Enhanced Power Buffer Spring. The design loads of the Blue spring are approximately 15% greater than the White spring for one of the considered Load Constants in the spring design. Refer to provided tuning procedure reference documents prior to calling... ... more
Sprinco Usa M4 Carbine Cs Enhanced Spring Kits - Spring Kit-Enhanced Buffer Xp 5-Coil Bolt Extractor Enhanced Power Buffer Spring. The design loads of the Blue spring are approximately 15% greater than the White spring for one of the considered Load Constants in the spring design. Refer to provided tuning procedure reference documents prior to calling... | go to store |
 | Sprinco Usa M4 Carbine Cs Intermediate Spring Kits - Spring Kit-Buffer&Xp 5-Coil Bolt Extractor Spri Intermediate Power Buffer Spring. The Hot White spring came to life as an accident that turned out to be a valuable solution for certain platforms. Sprinco did a production run of White springs where the loads came in perfectly between the design loads... ... more
Sprinco Usa M4 Carbine Cs Intermediate Spring Kits - Spring Kit-Buffer&Xp 5-Coil Bolt Extractor Spri Intermediate Power Buffer Spring. The Hot White spring came to life as an accident that turned out to be a valuable solution for certain platforms. Sprinco did a production run of White springs where the loads came in perfectly between the design loads... | go to store |
 | Sprinco Usa Ar .308 Dual Extractor Cs Spring Upgrade Kits - Upgrade Kit-Xp 5-Coil Extractor Spring/I Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... ... more
Sprinco Usa Ar .308 Dual Extractor Cs Spring Upgrade Kits - Upgrade Kit-Xp 5-Coil Extractor Spring/I Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... | go to store |
 | Sprinco Usa Ar .308 Dual Extractor Cs Spring Upgrade Kits - Spring Upgrade Kit-Xp 5-Coil Extractor S Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... ... more
Sprinco Usa Ar .308 Dual Extractor Cs Spring Upgrade Kits - Spring Upgrade Kit-Xp 5-Coil Extractor S Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... | go to store |
 | KAK AR-15 6-Position Mil-Spec Carbine Buffer Tube Kit Tube/Buffer/Buffer Spring/Endplate/Castle Nut AR15-KT-003. Included Is The Carbine Buffer Tube Standard Carbine Spring Standard Carbine Buffer Castle Nut And Standard End Plate.. This Tube Is... ... more | go to store |
 | Sprinco Usa M4 Carbine Cs Standard Spring Kits - M4 Carbine Buffer Spring Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load... ... more
Sprinco Usa M4 Carbine Cs Standard Spring Kits - M4 Carbine Buffer Spring Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load... | go to store |
 | Sprinco Usa M4 Carbine Cs Standard Spring Kits - Spring Kit-Std Buffer & Hd 5-Coil Bolt Extractor Sp Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load... ... more
Sprinco Usa M4 Carbine Cs Standard Spring Kits - Spring Kit-Std Buffer & Hd 5-Coil Bolt Extractor Sp Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load... | go to store |
 | Sprinco Usa M4 Carbine Cs Enhanced Spring Kits - M4 Carbine Enhanced Buffer Spring Enhanced Power Buffer Spring. The design loads of the Blue spring are approximately 15% greater than the White spring for one of the considered Load Constants in the spring design. Refer to provided tuning procedure reference documents prior to calling... ... more
Sprinco Usa M4 Carbine Cs Enhanced Spring Kits - M4 Carbine Enhanced Buffer Spring Enhanced Power Buffer Spring. The design loads of the Blue spring are approximately 15% greater than the White spring for one of the considered Load Constants in the spring design. Refer to provided tuning procedure reference documents prior to calling... | go to store |
 | Sprinco Usa M4 Carbine Cs Standard Spring Kits - Spring Kit-Std Buffer & 4-Coil Bolt Extractor Sprin Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load... ... more
Sprinco Usa M4 Carbine Cs Standard Spring Kits - Spring Kit-Std Buffer & 4-Coil Bolt Extractor Sprin Standard Power Buffer Spring. Equivalent spring load to a brand new Mil-Spec M4 Carbine Spring. This spring will perform reliably in any properly configured and maintained 5.56 Carbine, if you wish to maintain the performance of a "fresh" Mil-Spec load... | go to store |
 | Sprinco Usa M4 Carbine Cs Intermediate Spring Kits - Spring Kit-Buffer Enhanced 4-Coil Bolt Extracto Intermediate Power Buffer Spring. The Hot White spring came to life as an accident that turned out to be a valuable solution for certain platforms. Sprinco did a production run of White springs where the loads came in perfectly between the design loads... ... more
Sprinco Usa M4 Carbine Cs Intermediate Spring Kits - Spring Kit-Buffer Enhanced 4-Coil Bolt Extracto Intermediate Power Buffer Spring. The Hot White spring came to life as an accident that turned out to be a valuable solution for certain platforms. Sprinco did a production run of White springs where the loads came in perfectly between the design loads... | go to store |
 | Sprinco Usa M4 Carbine Cs Enhanced Spring Kits - Spring Kit- Enhanced Buffer & 4-Coil Bolt Extractor Enhanced Power Buffer Spring. The design loads of the Blue spring are approximately 15% greater than the White spring for one of the considered Load Constants in the spring design. Refer to provided tuning procedure reference documents prior to calling... ... more
Sprinco Usa M4 Carbine Cs Enhanced Spring Kits - Spring Kit- Enhanced Buffer & 4-Coil Bolt Extractor Enhanced Power Buffer Spring. The design loads of the Blue spring are approximately 15% greater than the White spring for one of the considered Load Constants in the spring design. Refer to provided tuning procedure reference documents prior to calling... | go to store |
 | Sprinco Usa M4 Carbine Cs Intermediate Spring Kits - M4 Carbine Buffer Spring Intermediate Power Buffer Spring. The Hot White spring came to life as an accident that turned out to be a valuable solution for certain platforms. Sprinco did a production run of White springs where the loads came in perfectly between the design loads... ... more
Sprinco Usa M4 Carbine Cs Intermediate Spring Kits - M4 Carbine Buffer Spring Intermediate Power Buffer Spring. The Hot White spring came to life as an accident that turned out to be a valuable solution for certain platforms. Sprinco did a production run of White springs where the loads came in perfectly between the design loads... | go to store |
 | Sprinco Usa M4/Car-15 Extra Power Carbine Buffer Spring - Ar .308 Buffer Spring Extra Power Buffer Spring. This was Sprinco's first AR buffer spring solution that they were tasked to design back in 2006 for a Force Modernization Team to specifically address spring-related M4 carbine reliability function issues for operating... ... more
Sprinco Usa M4/Car-15 Extra Power Carbine Buffer Spring - Ar .308 Buffer Spring Extra Power Buffer Spring. This was Sprinco's first AR buffer spring solution that they were tasked to design back in 2006 for a Force Modernization Team to specifically address spring-related M4 carbine reliability function issues for operating... | go to store |
 | Sprinco Usa M16 Rifle Cs Standard Spring Kit - Spring Kit Std Buffer Spring & Hd 5-Coil Extractor Sp Standard Power Rifle Length Buffer Spring.The Green spring is for use in A1 / A2 fixed stock rifle length receiver extensions (buffer tubes) with rifle length buffers. It is also extremely popular in intermediate depth (7.75 " deep) VLTOR A5 buffer... ... more
Sprinco Usa M16 Rifle Cs Standard Spring Kit - Spring Kit Std Buffer Spring & Hd 5-Coil Extractor Sp Standard Power Rifle Length Buffer Spring.The Green spring is for use in A1 / A2 fixed stock rifle length receiver extensions (buffer tubes) with rifle length buffers. It is also extremely popular in intermediate depth (7.75 " deep) VLTOR A5 buffer... | go to store |
 | Guntec USA AR-10/LR-308 Full Size A2 Rifle Buffer Spring Set .308 Cal A2BUF+SPR-308 Guntec USA AR-10/LR-308 Full Size A2 Rifle Buffer Spring Set .308 Cal A2BUF+SPR-308. 308 Cal Buffer Mil -spec Chrome Silicon .308 Cal Rifle Length Spring Included Specifications for Guntec USA AR-10/LR-308 Full Size A2 Rifle Buffer Spring Set:... ... more | go to store |
 | FM Products 9mm Bolt Carrier and Heavy Buffer 6.5 oz w/.308 Carbine Recoil Spring Black FM-9BCG-HB-RS. C.C. Each kit contains a complete Premium FM9 Bolt Carrier Group BCG .308 Carbine Recoil Spring and a Heavy Buffer to ensure proper function on your... ... more | FREE shipping go to store |
 | Sprinco Usa Ar .308 Inner Extractor Spring - Inner Extractor Spring-For Xp 5-Coil Extractor Spring ADVANTAGES: XP 5-Coil spring has a heavier spring load than OEM springs, thus negating the need for a D-Fender ring or adding CRANE Viton O-Rings Use 5-Coil spring with either black extractor spring insert OR CRANE Viton O-Rings, but not both Enhanced... ... more
Sprinco Usa Ar .308 Inner Extractor Spring - Inner Extractor Spring-For Xp 5-Coil Extractor Spring ADVANTAGES: XP 5-Coil spring has a heavier spring load than OEM springs, thus negating the need for a D-Fender ring or adding CRANE Viton O-Rings Use 5-Coil spring with either black extractor spring insert OR CRANE Viton O-Rings, but not both Enhanced... | go to store |
 | Sprinco Usa M16 Rifle Cs Standard Spring Kit - M16 Rifle Cs Buffer Spring Stand-Alone Standard Power Rifle Length Buffer Spring.The Green spring is for use in A1 / A2 fixed stock rifle length receiver extensions (buffer tubes) with rifle length buffers. It is also extremely popular in intermediate depth (7.75 " deep) VLTOR A5 buffer... ... more
Sprinco Usa M16 Rifle Cs Standard Spring Kit - M16 Rifle Cs Buffer Spring Stand-Alone Standard Power Rifle Length Buffer Spring.The Green spring is for use in A1 / A2 fixed stock rifle length receiver extensions (buffer tubes) with rifle length buffers. It is also extremely popular in intermediate depth (7.75 " deep) VLTOR A5 buffer... | go to store |
 | J P Enterprises Ar-15/M16/308 Ar Tuned Buffer Spring - Tuned And Polished Buffer Spring, 308 Carbine Precision centerless ground and polished operating springs offer a smoother and quieter operation in AR buffer tubes. Improved impulse feel results in faster sight recovery and improved reliability. Outer-diameter is ground and polished for smooth,... ... more
J P Enterprises Ar-15/M16/308 Ar Tuned Buffer Spring - Tuned And Polished Buffer Spring, 308 Carbine Precision centerless ground and polished operating springs offer a smoother and quieter operation in AR buffer tubes. Improved impulse feel results in faster sight recovery and improved reliability. Outer-diameter is ground and polished for smooth,... | go to store |
 | Kaw Valley Precision PCC 6 Position Mil-Spec Kit w/ 7.5oz Buffer and XP SS Spring Multi Medium KVP-PCC-MILSPECKIT-7.5oz. 40 S&W .45 ACP and 10mm are a blast to shoot but can be tough on AR-15's internal components. Without a properly tuned blowback... ... more | FREE shipping go to store |
 | Aero Precision Ar .308 M5 Carbine Buffer Tube Kit - M5 (.308) Carbine Buffer Kit For Ar-308 Black Designed and built in the USA, the Aero Precision AR .308 M5 Carbine Buffer Tube Kit is perfect for your next AR-style .308 rifle built. The buffer tube features six separate positions ready for the stock of your choice and is machined from durable... ... more
Aero Precision Ar .308 M5 Carbine Buffer Tube Kit - M5 (.308) Carbine Buffer Kit For Ar-308 Black Designed and built in the USA, the Aero Precision AR .308 M5 Carbine Buffer Tube Kit is perfect for your next AR-style .308 rifle built. The buffer tube features six separate positions ready for the stock of your choice and is machined from durable... | go to store |
 | Aero Precision Ar .308 Buffer Springs - Ar .308 Carbine Spring Perfect for your new build or as a direct replacement for worn out parts. M5 .308 carbine buffer spring for use in .308 AR's with a collapsible buttstock. M5 .308 rifle buffer spring for use in .308 AR's with a fixed buttstock. Made in the USA! Note:... ... more
Aero Precision Ar .308 Buffer Springs - Ar .308 Carbine Spring Perfect for your new build or as a direct replacement for worn out parts. M5 .308 carbine buffer spring for use in .308 AR's with a collapsible buttstock. M5 .308 rifle buffer spring for use in .308 AR's with a fixed buttstock. Made in the USA! Note:... | go to store |
 | J P Enterprises Ar-15/M16/308 Ar Tuned Buffer Spring - Tuned Buffer Spring, Carbine Precision centerless ground and polished operating springs offer a smoother and quieter operation in AR buffer tubes. Improved impulse feel results in faster sight recovery and improved reliability. Outer-diameter is ground and polished for smooth,... ... more
J P Enterprises Ar-15/M16/308 Ar Tuned Buffer Spring - Tuned Buffer Spring, Carbine Precision centerless ground and polished operating springs offer a smoother and quieter operation in AR buffer tubes. Improved impulse feel results in faster sight recovery and improved reliability. Outer-diameter is ground and polished for smooth,... | go to store |
 | Aero Precision M5 .308 Rifle Buffer Kit Black APRH100248 Aero Precision M5 .308 Rifle Buffer Kit Black APRH100248. 308 Rifle Buffer Assembly Kit. These AR15 Buffer Assemblies made by Aero Precision include a rifle buffer tube .308 rifle buffer and a .308 rifle buffer spring. This Aero Precision M5 .308 Rifle... ... more | FREE shipping go to store |
 | Sprinco Usa M16/M4 Extractor Spring Upgrade Kits - Upgrade Kit- Xp 5-Coil Extractor Spring, Insert, Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... ... more
Sprinco Usa M16/M4 Extractor Spring Upgrade Kits - Upgrade Kit- Xp 5-Coil Extractor Spring, Insert, Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... | go to store |
 | Strike Industries AR Lower Receiver Pro Spring Kit Black One Size SI-AR-LRSK-PRO Strike Industries AR Lower Receiver Pro Spring Kit Black One Size SI-AR-LRSK-PRO. Strike Industries included the following AR15 Lower Parts in the available kits: springs for the bolt catch disconnector buffer retainer trigger hammer magazine catch... ... more | FREE shipping go to store |
 | Aero Precision Ar .308 Buffer Springs - Ar .308 Rifle Buffer Spring Perfect for your new build or as a direct replacement for worn out parts. M5 .308 carbine buffer spring for use in .308 AR's with a collapsible buttstock. M5 .308 rifle buffer spring for use in .308 AR's with a fixed buttstock. Made in the USA! Note:... ... more
Aero Precision Ar .308 Buffer Springs - Ar .308 Rifle Buffer Spring Perfect for your new build or as a direct replacement for worn out parts. M5 .308 carbine buffer spring for use in .308 AR's with a collapsible buttstock. M5 .308 rifle buffer spring for use in .308 AR's with a fixed buttstock. Made in the USA! Note:... | go to store |
 | Sprinco Usa M16/M4 Bolt Extractor Springs - Xp 5-Coil Xp Bolt Extractor Cs Spring, 3-Pak Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... ... more
Sprinco Usa M16/M4 Bolt Extractor Springs - Xp 5-Coil Xp Bolt Extractor Cs Spring, 3-Pak Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... | go to store |
 | Sprinco Usa M16/M4 Bolt Extractor Springs - Xp 5-Coil Xp Bolt Extractor Cs Spring, Single Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... ... more
Sprinco Usa M16/M4 Bolt Extractor Springs - Xp 5-Coil Xp Bolt Extractor Cs Spring, Single Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... | $3.95 $2.79 go to store |
 | Sprinco Usa Ar .308 Enhanced Super Duty Ejector Springs - Enhanced Super Duty Ejector Spring- Standa Sprinco's Ejector Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: Enhanced... ... more
Sprinco Usa Ar .308 Enhanced Super Duty Ejector Springs - Enhanced Super Duty Ejector Spring- Standa Sprinco's Ejector Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: Enhanced... | go to store |
 | Sprinco Usa Ar .308 Enhanced Super Duty Ejector Springs - Enhanced Super Duty Ejector Spring- Standa Sprinco's Ejector Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: Enhanced... ... more
Sprinco Usa Ar .308 Enhanced Super Duty Ejector Springs - Enhanced Super Duty Ejector Spring- Standa Sprinco's Ejector Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: Enhanced... | go to store |
 | Luth-Ar Ar-308 Carbine Buffer Spring Luth-AR factory replacement 308 Carbine Buffer Spring. Mfg: Luth-Ar ... more
Luth-Ar Ar-308 Carbine Buffer Spring Luth-AR factory replacement 308 Carbine Buffer Spring. Mfg: Luth-Ar | go to store |
 | Sprinco Usa M16/M4 Extractor Spring Upgrade Kits - Upgrade Triple Kit-3)4-Coil Extractor Spring, Ins Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... ... more
Sprinco Usa M16/M4 Extractor Spring Upgrade Kits - Upgrade Triple Kit-3)4-Coil Extractor Spring, Ins Sprinco's Extractor Springs are made of chrome silicon wirestock that has been heat treated, stress relieved, and cryogenic processing post winding. The springs are also plated with re-micronized molybdenum disulfide formulation. ADVANTAGES: XP 5-Coil... | go to store |
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