Buffer System

 The RE-A5 receiver extension tube is designed to work with the Vltor A5 Rifle Recoil System. Physically, the A5 tube is slightly longer than a traditional AR-15 receiver extension tube, the A5 tube has SEVEN locking positions and is...

  This is the spring and buffer used in the Vltor A5 Recoil System. Kit comes complete with Rifle Length Spring, Standard A5 Buffer (weighs 5.3 oz), Receiver End Lock Plate and Nut. Match your spring and buffer kit with the Vltor A5 Receiver...

BCM MK2 Receiver Extension for your AR15, M16, M4. Machined from 7075T6 and manufactured to Mil-Spec dimensions and specifications. Mil-Spec receiver extensions have a slightly smaller dimension where the stock slides on. NOTE These buffer...

Noveske N4 Carbine Receiver Extension Assembly Crafted from impact-extruded 7075-T6 aluminum and finished with a Type III hard coat anodizing, this carbine-length extension is built to withstand the rigors of combat, competition, and duty use. Featuring...

LBE Unlimited AR15 Buffer Tube Kit - H1 Buffer Whether you're assembling a new rifle or refreshing an old workhorse, the LBE Unlimited Buffer Tube Kit delivers uncompromising performance and rugged dependability. Designed to meet the demands of serious...

A1 Receiver Extension Rifle length buffer tube AR-15/M4/M16/LR-308 pattern. Made from black hard coat anodized aluminum, the CMMG A1 receiver extension (buffer tube) is designed to accept fixed rifle length stocks and is compatible with Mk4 (AR-15) and...

KAK Industry K-SPEC Buffer and Spring - H1 - 3.8 oz   The K-SPEC Buffer was developed with specific goals in mind- Reducing felt recoil and providing faster follow up shots. With modern technology being applied to firearms, you're likely aware...

KAK Industry K-SPEC Buffer and Spring - H2 - 4.7 oz  The K-SPEC Buffer was developed with specific goals in mind- Reducing felt recoil and providing faster follow up shots. With modern technology being applied to firearms, you're likely aware of...

Luth-AR H3 Carbine Buffer Body Triple Tungsten .223/5.56 The H3 Carbine Buffer Body contains 3 tungsten slugs in the buffer for a total weight of 5.4 oz or .35 lbs. Using a heavier AR-15 buffer helps reliable function with short gas...

Forward Controls Design CN5F A5 Castle Nut - 4140 PH - Black CN5F (Castle Nut, A5, Forward Controls) is an extended version of CNF we've been making since 2018.  CN5F is designed specifically for the superb Vltor A5 system, CN5F is 0.1" longer, and...

KAK K-SPEC Enhanced AR15 A5H1 Buffer Kit - 4.7 oz with A5 Length Buffer Tube The KAK K-SPEC Enhanced AR15 Buffer Kit A5H1 is designed to deliver superior recoil reduction and shooting accuracy, perfect for use with A5-style buffer tubes and...

KAK K-SPEC Enhanced AR15 A5H2 Buffer Kit - 5.6 oz with A5 Length Buffer Tube The KAK K-SPEC Enhanced AR15 Buffer Kit A5H2 is engineered for ultimate recoil reduction and shooting accuracy, designed to work with A5-style buffer tubes and KAK’s...