Buffer System

The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with Armaspec's SMB ( Sound Mitigation Buffer), a superior upgrade buffer in place of the OEM mil-spec buffer springs and weights. Armaspec, SMB Buffer Kit...

Precision machined from 7075 aluminum, our mil-spec AR15 carbine buffer tube ensures proper fitment of adjustable mil-spec sliding stocks. This kit includes an H2 Heavy Buffer (4.6oz) and is designed to increase reliability in rifles, carbines or pistols...

The AR15 Enhanced Carbine Buffer Kit is the perfect complement to standard AR15 rifle builds. This kit highlights our Enhanced Carbine Buffer Tube that delivers features that increase the reliability, security, and simplicity of your build...

TRACK™, a proprietary rifling known as Single Edge Polygonal (SEP) developed by TRIARC Systems, presents a groundbreaking advancement in gun barrel technology. This innovative rifling design combines the best aspects of standard and polygonal...

B&T Hydraulic Buffer for AR9 and AR15.  This uses the same buffer technology found in all semi auto B&T platforms and is now available for your AR platform. Weight 6oz.

LBE Unlimited is a quality manufacturer of AR-15 parts and accessories. This particular item is an AR-15 Mil-Spec diameter carbine receiver extension kit. This Complete kit can be used as a replacement unit or as a spare for a new build. This unit comes...

Armaspec AR-15 Stealth Recoil Spring GEN 4 (AR9)

VLTOR A5 H2 Buffer 5.33 oz

Luth-AR's A2 Rifle Buffer Tube is constructed out of 6061-T6 Aluminum and features a hardcoat anodized black finish. It works with both 223/5.56 AR-15 platforms and 308/7.62 AR-10 platforms and is compatible with an A2 fixed buttstock. Luth-AR, .223/...

Sons of Liberty Gun Works 9 Position A5 Receiver Extension  Whether your upgrade your existing AR-15 or starting a new firearm, the Loyal 9 A5 receiver extension will fit the bill and then some! With a 9 position design, the Loyal 9 A5 receiver...

Luth-AR's .233/5.56 Double Tungsten H2 Carbine Buffer contains 2 tungsten slugs and a single steel slug in the buffer for a total weight of 4.8 oz. Using a heavier AR-15 buffer helps improve reliable function with shorter gas systems. You may also...

JP BUFFER SPRING 308 TUNED AND POLISHED Custom Centerless Ground and Polished Operating Spring Large-Frame Rifle Length Precision centerless ground and polished operating springs offer a smoother and quieter operation in AR buffer tubes. Improved...