AR15 Buffers and Springs

Primary Weapons Systems

Primary Weapons Systems Enhanced Buffer Tube with Ratchet Lock Castlenut and Endplate - Black

The PWS Enhanced Buffer Tube MOD 2 is the next generation of PWS enhanced buffer tubes that lowers the weight and the price with some very unique features compared to competing buffer tubes. Impact extruded from the stronger 7075...

CMMG Inc.

CMMG AR-15 Pistol Tube Assembly - Black

The CMMG Pistol Tube Assembly includes the basics needed to convert adjustable position buffer tubes on AR pistols to a smooth sided pistol tube. Simply re-use your existing buffer, spring, and castle nut. Kit includes: Pistol Buffer Tube Ambi Sling...

CMMG Inc.

CMMG AR-15 Complete Pistol Receiver Extension Kit - Black

Pistol Receiver Extension. Perfect for builds or upgrade. For Builds or Upgrade Pistol Tube Receiver Extension Made in the USA Made from aluminum with a sleek and durable matte black finish, the CMMG® Pistol Receiver Extension (Buffer Tube) kit...

Luth-AR

Luth-AR Mil-Spec Buffer Tube - Buffer Tube, Fits AR-15, Mil-Spec Dia, Black

Luth-AR's 6-Position Mil-Spec Carbine Buffer Tube is constructed out of 6061-T6 aluminum and features a hardcoat anodized black finish. It is compatible with most collapsible buttstocks for the AR-15 that use a mil-spec diameter receiver extension tube...

Armaspec

Armaspec Carbine Buffer Tube Kit - Includes End Plate and Castle Nut, AR-15, Anodized Finish, Black

Founded in 2013, Armaspec is a U.S. manufacturer of firearm accessories for the AR, Glock, AK, 1911, and other platforms. Armaspec focus's on producing quality, innovative products that offer a tactical advantage, at a fair price, all made in the U.S...

NcStar Inc.

NcSTAR Buffer Tube and Castle Nut - For AR-15, Mil-Spec, Anodized Black

The MIL-SPEC 6 position AR buffer tube comes with a castle nut and is designed to fit MIL-SPEC collapsible buttstocks. Made of precision machined aircraft grade aluminum for durability and has a hard anodized finish. MIL-SPEC 6 position AR buffer tube...

Angstadt Arms

Angstadt Arms 6oz 9mm Hydraulic Buffer Kit Heavy Damping

Complete 6oz hydraulic buffer kit includes a 6oz buffer and carbine buffer spring. Heavy damping profile for 9mm, .40sw and 45ACP suppressed PCC’s. Hydraulic buffer kit smooths out the recoil impulse of a straight blowback PCC. The heavy damping...

Sons of Liberty Gun Works

SOLGW Mil Spec BUffer Kit - H Buffer Weight and Blue Spring

Complete Buffer System Kit Includes Sprinco Blue Spring Includes H Buffer

Armaspec

Armaspec SRS Buffer Kit Gen 4 Stealth Recoil Spring Big Bore - SRS-BB Weight, 5.7 oz, Includes Buffer Tube, Castle Nut, End Plate

FOR .458 SOCOM / .450 BUSHMASTER / 50 BEOWULF The Armaspec enhanced buffer tube kit contains all the necessary parts required to mount a stock assembly on to a lower receiver.  The buffer tube kit, contains a mil-spec 7075-T6 6 position buffer tube,...

Armaspec

Armaspec SRS Buffer Kit Gen 4 Stealth Recoil Spring C - SRS-C 3.3 oz Weight, Includes Buffer Tube, Castle Nut, End Plate

The Armaspec enhanced buffer tube kit contains all the necessary parts required to mount a stock assembly on to a lower receiver.  The buffer tube kit, contains a mil-spec 7075-T6 6 position buffer tube, a steel castle nut and end plate as well as a...

Armaspec

Armaspec SRS Buffer Kit Gen 4 Stealth Recoil Spring H - SRS-H 3.8oz Weight, Includes Buffer Tube, Castle Nut, End Plate

The Armaspec enhanced buffer tube kit contains all the necessary parts required to mount a stock assembly on to a lower receiver.  The buffer tube kit, contains a mil-spec 7075-T6 6 position buffer tube, a steel castle nut and end plate as well as a...

Armaspec

Armaspec SRS Buffer Kit Gen 4 Stealth Recoil Spring-9 - SRS-9 Weight, 6.4 oz, Includes Buffer Tube, Castle Nut, End Plate

The Armaspec enhanced buffer tube kit contains all the necessary parts required to mount a stock assembly on to a lower receiver.  The buffer tube kit, contains a mil-spec 7075-T6 6 position buffer tube, a steel castle nut and end plate as well as a...

Angstadt Arms

Angstadt Arms Hydraulic Buffer Kit - Standard Damping Profile, 6 oz, Stainless Steel, For 9MM/.40 S&W/45 ACP AR Rifles, Includes Buffer with Spring

Sons of Liberty Gun Works

SOLGW Loyal 9 A5 Buffer System - T2 Buffer Weight and Green Spring

Our Intermediate BufferKits include everything you need to upgrade your lower receiver to use the excellent A5 buffer system, something we supply as standard on the majority of our rifles. Includes: 7076-T6 Aluminum, 9 Position A5 Tube with rolled...

Armaspec

Armaspec Stealth Recoil Spring Kit G4 - ARM253-C

The Stealth Recoil Spring™ SRS™ GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS™ is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube...

Armaspec

Armaspec SMB Buffer Kit - AR15 GEN3 - Sound Mitigation Buffer-H2, Includes SMB Buffer, Buffer Tube, Endplate and Castle Nut

The Armaspec SMB Kit comes with everything needed to complete your rifle build. This Kit comes with our SMB ( Sound Mitigation Buffer) A superior upgrade buffer in place of the OEM mil-spec buffer springs and weights. This is the H2 Buffer Weight version...

Sylvan Arms

Sylvan Arms AR15 Folding Stock Adapter Gen 4 - Left Hand Fold

*CONTACT US FOR A SPECIAL COUPON CODE!* 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. The Gen 4 AR Folding Adapter sits closer to your AR lower to reduce...

Sylvan Arms

Sylvan Arms AR15 Folding Stock Adapter Gen 4 - Right Hand Fold

*CONTACT US FOR A SPECIAL COUPON CODE!* 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. The Gen 4 AR Folding Adapter sits closer to your AR lower to reduce...

CMMG Inc.

CMMG AR-15 Pistol Buffer Tube - Black

Pistol Receiver Extension. Perfect for builds or upgrade. For Builds or Upgrade Pistol Tube Receiver Extension Made in the USA

Armaspec

Armaspec SRS Buffer Tube Kit Gen 4 - Stealth Recoil Spring-H3, Fits AR-15, Stainless Steel Construction

Includes SRS Buffer, 6 Position Buffer Tube, Endplate and Castle Nut   The Armaspec enhanced buffer tube kit contains all the necessary parts required to mount a stock assembly on to a lower receiver.  The buffer tube kit, contains a mil-spec...

Armaspec

Armaspec Sound Mitigation Buffer Gen 3 - SMB Captured Buffer GEN3, Stainless Steel Construction, H2

The Gen3 Sound Mitigation Buffer™ SMB™ is a single-stage captured drop-in replacement for your standard buffer and spring. The SMB™ is designed to keep the buffer spring from rubbing against the inner wall of the buffer tube providing...

Battle Arms Development

Battle Arms Development H3 Buffer - 5.4oz, Silver, Fits AR-15

The Battle Arms Development Mil-spec buffers is your top choice for your next build. Featuring the ability to drop into any collapsible AR15/M16 buffer tube, their buffers are built to last. Mil-Spec Buffer for use in AR15/M16 carbines with a...

Primary Weapons Systems

Primary Weapons 4G2BTPB-1F Enhanced Pistol Buffer Tube with Ratchet Lock Castlenut and Endplate - Black

Weight- 4.3 oz. Mil-Spec tube diameter Impact Extruded 7075 Aluminum Extended Carrier Support Lip For Smoother Cycling Smooth Pistol Buffer Tube Lightening Cuts Reducing Weight By Approx. 1 Oz. Off Mil-Spec Unique Fluted Tube Design For Debris Clearing...

Armaspec

Armaspec SRS Buffer Tube Kit Gen 4 - Stealth Recoil Spring-H2, Fits AR-15, Stainless Steel Construction

Includes SRS Buffer, 6 Position Buffer Tube, Endplate and Castle Nut   The Armaspec enhanced buffer tube kit contains all the necessary parts required to mount a stock assembly on to a lower receiver.  The buffer tube kit, contains a mil-spec...