Buffer System

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. Recommended for large frame AR pattern rifles...

The Schmid Tool Castle Nut and QD End Plate set works with mil-spec OR commercial buffer tubes. The Schmid Tool End Plate features a QD mount for a solid and accessible mounting point for your QD sling attachment. The castle nut is designed with three...

RE5F Receiver Extension A5 Forward Controls Design and its founder Roger Wang have put out some of the most innovative AR-platform products in the last decade. A variation of Vltor's A5 buffer tube, and a collaboration with SOLGW, this receiver...

The PWS Enhanced Buffer Tube Mod 2 uses a completely redesigned attachment system and body. Rock solid when installed, yet easily removed, a ratchet-lock castle nut eliminates the need for staking. An extended anti-tilt lip increases the life of the...

The Geissele Automatics premium grade MIL-SPEC AR-15 buffer tube, built from the ground up to meet or exceed military specifications. Precision machined from quality 7075-T6 aluminum, this heavy duty 6-position receiver extension is fully compatible with...

The Radian Weapons Ultralight QD Endplate for AR15/M16 pattern rifles. Weighing only 6.5 grams, the endplate is machined from billet 6061-T6 aluminum with milspec Type III anodized finish and a press-fit Titanium QD sling swivel cup. This combination of...

The Schmid AR15/AR10 7075 Carbine Buffer Extension Tube is the perfect addition to any AR build. Featuring mil-spec dimensions and compatible with a wide range of AR15 stocks, this hard coat anodized 6-position dry-lubed tube is manufactured by Schmid...

The Ratchet Lock Castle Nut End Plate set works with mil-spec OR commercial buffer tubes and eliminates the need for staking. A quick upgrade to any rifle build, the Ratchet Lock Castle Nut End Plate features a QD mount and easy installation with any...

Includes: Mil-Spec 7075-T6 Aluminum Buffer Tube, 6-position .308 carbine buffer .308 buffer spring End plate and lock nut Made in the USA STOCK NOT INCLUDED *Carbine Buffer Tube is compatible with mil-spec stock options. Platform M5 Weight (oz) 10...

Expect nothing less than professional grade weaponry from Bravo Company USA, holding one of the nation’s largest stocking inventories of AR-15, M4, and M16 parts and accessories.The GUNFIGHTER QD End Plate features a quick detach swivel socket...

The M5 .308 Enhanced Carbine Buffer Kit is the perfect complement to standard .308 rifle builds. This kit highlights Aero's Enhanced Carbine Buffer Tube that delivers features that increase the reliability, security, and simplicity of your build...