Buffer System

Custom Centerless Ground and Polished Operating SpringSmall-Frame Rifle LengthPrecision 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...

Custom Centerless Ground and Polished Operating SpringLarge-Frame Carbine LengthPrecision centerless ground and polished operating springs offer a smoother and quieter operation in AR buffer tubes. Improved impulse feel results in faster sight recovery...

JP AR-10 Silent Captured Spring Standard Version GEN 2 GEN 2 Silent Captured Spring for AR-10-type rifles H2 Buffer Version Includes spacer to allow for installation in both carbine- and rifle-length buffer tubes. Recommended Use: Short-barreled...

The Sylvan Arms Folding Stock Adapter allows you to fold your stock and significantly reduce the length of your rifle for easy stow and travel. Specifically designed for gas piston and direct impingement systems 5.56 to .308 systems, as well as .223...

  The Stealth Recoil Spring™ SRS ™ is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The Stealth Recoil Spring ™ is designed to reduce felt recoil as well as keep the buffer spring from...

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...

High quality components and precise manufacturing make Armaspec parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on. Armaspec, Stealth...

The Fortis Standard Castle Nut is manufactured from a solid piece of billet aircraft grade aluminum that offers a significant weight reduction to your castle nut. If you're trying to save ounces, this is a great way, but without sacrificing durability...

This kit comes with everything you need to complete your lower receiver so you can install your collapsible stock. Included is your six position mil spec buffer tube" carbine length recoil spring" carbine length recoil buffer" receiver end plate" and...

DBST-ACES's AR-15/M16 A2 Rifle Length Buffer Tube is machined in the USA from 6061 aluminum and this buffer tube fits standard AR-15 and M-16 lower receivers and rifle length buttstocks including the Ace ARFX Skeleton Stock and Ace Ultralite (AR-UL)...

High quality components and precise manufacturing make Lantac parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.

THE LWRC UCIW (ULTRA-COMPACT INDIVIDUAL WEAPON) STOCK SYSTEM SHORTENS THE OVERALL LENGTH OF THE FIREARM BY A FULL INCH" AS COMPARED TO A STANDARD AR. THE STOCK KIT INCLUDES THE STOCK" RECEIVER EXTENSION" INDEX PLATE" BUFFER" RECOIL SPRING AND CASTLE NUT...