Shop All - Firearm Accessories & Parts - AR15 Parts & Accessories - Lower Parts - AR15 Buffers and Springs

Luth-AR

Luth-AR Rifle Buffer - Fits AR-15 Rifles, .223/5.56

MSRP: $21.95

Was:

Now: $20.63

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Luth-AR

Luth-AR Triple Tungsten H3 Buffer - Fits AR-15 Rifles

MSRP: $56.99

Was:

Now: $52.63

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Primary Weapons Systems

Primary Weapons Systems Evolve Enhanced Buffer Tube - Fits AR-15, Mil-Spec Receiver Extension, 6 Position, Ambidextrous Push Button Sling Points, Black

MSRP: $109.95

Was:

Now: $99.95

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Primary Weapons Systems

Primary Weapons Systems Enhanced Carbine H3 Buffer - 5.1oz

MSRP: $59.95

Was:

Now: $49.95

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CMC Triggers

CMC Triggers Mil Spec Buffer Tube Kit - Black, 6 Position Tube, Spring, Buffer, Locking Ring & Nut, AR-15

MSRP: $59.99

Was:

Now: $53.99

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Armaspec

Armaspec Sound Mitigation Buffer™- SMB™ GEN2

MSRP:

Was:

Now: $44.99

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Vltor Weapon Systems

VLTOR RE-A5 Receiver Extension - Fits M4/AR-15 Stocks, 7 Position, Black

MSRP: $49.95

Was:

Now: $44.95

Out of stock
Vltor Weapon Systems

Vltor Weapon Systems SP-A5 Spring and Buffer Kit

MSRP:

Was:

Now: $58.95

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Battle Arms Development

Battle Arms Development 6 Position Carbine Buffer Tube - Mil-Spec Tube, Fits AR Rifles, Black

MSRP: $39.99

Was:

Now: $32.00

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Anderson Manufacturing

Anderson AR-15 Carbine Length Buffer Tube Kit - Mil Spec Buffer Tube Kit

MSRP: $44.99

Was:

Now: $32.95

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LBE Unlimited

LBE Unlimited H3 Heavy Buffer - For Carbine Length AR-15 - Gold

MSRP: $49.99

Was:

Now: $44.99

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Luth-AR

Luth-AR Double Tungsten H2 Carbine Buffer - Fits AR-15 Rifles

MSRP: $43.99

Was:

Now: $41.35

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Strike Industries

Strike Industries Carbine Length Pistol Receiver Extension - Black

MSRP: $45.95

Was:

Now: $43.95

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Strike Industries

Strike Industries AR 10 Flat Wire Spring (.308 caliber)

MSRP: $21.95

Was:

Now: $19.95

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Strike Industries

Strike Industries AR Flat Wire Spring Pistol Length

MSRP: $13.95

Was:

Now: $12.95

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Strike Industries

Strike ARSPRESLICK Buffer Tube AR Pistol Platform Anodized Aluminum Handgun

MSRP:

Was:

Now: $60.35 - $61.95

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Guntec USA

Guntec USA AR-15 A2 Rifle Stock Tube Kit - A2TUBESET

MSRP: $54.95

Was:

Now: $45.95

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Strike Industries

Strike Industries AR-15 Carbine Flat Wire Spring

MSRP: $19.95

Was:

Now: $17.95

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Sylvan Arms

Sylvan Arms AR Folding Stock Adapter - ARH300

MSRP: $179.99

Was:

Now: $149.99

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Strike Industries

Strike Industries Optimus Modular Weight Buffer AR Platform Bronze Aluminum

MSRP:

Was:

Now: $59.95

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SB Tactical

SB Tactical STDT AR Pistol Buffer Tube

MSRP: $39.95

Was:

Now: $31.99

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JE MACHINE TECH

JE Machine Tech AR-15 Pro Series .223 Silent Recoil Spring System

MSRP: $75.99

Was:

Now: $65.99

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Spikes Tactical

Spike Tactical Mil-Spec 6-Position Buffer Tube Assembly

MSRP: $84.95

Was:

Now: $76.46

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Luth-AR

Luth-AR .223/5.56 Mil-Spec Carbine Buffer Assembly - Black

MSRP: $49.95

Was:

Now: $46.95

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Luth-AR

Luth-AR Rifle Buffer - Fits AR-15 Rifles, .223/5.56

The Luth-AR AR-15 Standard Rifle Buffer is compatible with a rifle buffer tube and rifle recoil spring, and is for use with an A2 fixed buttstock. This buffer comes with 5 internal steel weights and weighs 5.1 oz. .223/5.56 A2 Rifle Buffer Provides...

MSRP: $21.95

Was:

Now: $20.63

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Luth-AR

Luth-AR Triple Tungsten H3 Buffer - Fits AR-15 Rifles

Luth-AR's .233/5.56 Triple Tungsten H3 Carbine Buffer contains 3 tungsten slugs in the buffer for a total weight of 5.6 oz. Using a heavier AR-15 buffer helps improve reliable function with short gas systems. You may also experience a reduction in felt...

MSRP: $56.99

Was:

Now: $52.63

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Primary Weapons Systems

Primary Weapons Systems Evolve Enhanced Buffer Tube - Fits AR-15, Mil-Spec Receiver Extension, 6 Position, Ambidextrous Push Button Sling Points, Black

*CONTACT US FOR A SPECIAL COUPON CODE!* 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...

MSRP: $109.95

Was:

Now: $99.95

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Primary Weapons Systems

Primary Weapons Systems Enhanced Carbine H3 Buffer - 5.1oz

H3 Weight: 5.1 oz Nearly an ounce heavier, the PWS H3 Buffer is an intermediate option. MOD 2 4140 Steel Body Buffers have a unique fluted design with minimum contact points, allowing debris to clear easily, while the FNC LIFE HD treatment...

MSRP: $59.95

Was:

Now: $49.95

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CMC Triggers

CMC Triggers Mil Spec Buffer Tube Kit - Black, 6 Position Tube, Spring, Buffer, Locking Ring & Nut, AR-15

*CONTACT US FOR A SPECIAL COUPON CODE!* Looking to build the ultimate AR-15 carbine? This Mil-Spec carbine buffer tube kit from CMC Triggers comes with everything you need to attach a collapsible 6-position carbine stock to your AR. The Mil-Spec buffer...

MSRP: $59.99

Was:

Now: $53.99

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Armaspec

Armaspec Sound Mitigation Buffer™- SMB™ GEN2

The Gen2 Sound Mitigation Buffer™ SMB™ is a single-stage 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 smooth,...

MSRP:

Was:

Now: $44.99

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Vltor Weapon Systems

VLTOR RE-A5 Receiver Extension - Fits M4/AR-15 Stocks, 7 Position, Black

The Vltor RE-A5 Receiver Extension is a 7-position A5 receiver extension that has experienced some scratches or dents along the way. These receiver extensions have cosmetic blemishes only but they range in location of scratch/dent and severity. This...

MSRP: $49.95

Was:

Now: $44.95

Out of stock
Vltor Weapon Systems

Vltor Weapon Systems SP-A5 Spring and Buffer Kit

The SP-A5 Spring and Buffer Kit includes everything you’ll need to outfit your rifle with VLTOR’s patented A5 Buffer System (aside from a compatible receiver extension tube). The SP-A5 Spring and Buffer kit includes:(1) “A5H2” A5...

MSRP:

Was:

Now: $58.95

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Battle Arms Development

Battle Arms Development 6 Position Carbine Buffer Tube - Mil-Spec Tube, Fits AR Rifles, Black

Mil-Spec Receiver Extension / Buffer Tube, 6 Position Features: Mil-Spec Carbine Length Receiver Extension / Buffer Tube 6 Positions Precision CNC from 7075T6 Aircraft Grade Aluminum Impact Forging Mil-Spec Type III Hard Anodized Black Made in the...

MSRP: $39.99

Was:

Now: $32.00

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Anderson Manufacturing

Anderson AR-15 Carbine Length Buffer Tube Kit - Mil Spec Buffer Tube Kit

The Packaged - AM-15 Buffer Tube Kit - Carbine Length comes in packaging that makes it easy to wrap as a gift Holidays, Birthdays, or Other Special Occasions! The Mil Spec Buffer Tube Kit Packaged Includes the following: 6 Position Buffer Tube End...

MSRP: $44.99

Was:

Now: $32.95

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LBE Unlimited

LBE Unlimited H3 Heavy Buffer - For Carbine Length AR-15 - Gold

If you're looking to slow down your BCG to ensure proper cycling then choose from one of LBE's three fine Heavy Recoil Buffers (H1, H2, or H3). The correct buffer weight depends on type and length of barrel, gas port size, gas system length, as well as...

MSRP: $49.99

Was:

Now: $44.99

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Luth-AR

Luth-AR Double Tungsten H2 Carbine Buffer - Fits AR-15 Rifles

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. or .30 lbs. Using a heavier AR-15 buffer helps reliable function with short gas system rifles. You may...

MSRP: $43.99

Was:

Now: $41.35

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Strike Industries

Strike Industries Carbine Length Pistol Receiver Extension - Black

The Strike Industries Carbine length Pistol receiver extension is designed to be a serious piece of hardware for the end user that isn’t willing to accept second best materials for their firearms. While some other brands may consider AR...

MSRP: $45.95

Was:

Now: $43.95

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Strike Industries

Strike Industries AR 10 Flat Wire Spring (.308 caliber)

The SI Flatwire Spring is an economical, and easy upgrade to any .308 AR system. The flatwire spring increases service life of the platform, smooths out the shooting cycle, and greatly outlasts the stock spring. Increased bolt load, in...

MSRP: $21.95

Was:

Now: $19.95

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Strike Industries

Strike Industries AR Flat Wire Spring Pistol Length

The Strike Industries Pistol Flat Wire Spring is an economical, easy do-it-yourself upgrade to any AR system with a Pistol Length Buffer System. The Flat Wire Spring design packs more energy than traditional round wire springs, giving it increased bolt...

MSRP: $13.95

Was:

Now: $12.95

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Strike Industries

Strike ARSPRESLICK Buffer Tube AR Pistol Platform Anodized Aluminum Handgun

*PLEASE CONTACT US FOR A SPECIAL DISCOUNT CODE!* Strike Industries' Pistol Buffer Tube introduces added functionality to an often overlooked part of an AR pistol PDW. The pistol buffer tube comes complete with SI's proven tungsten filled buffer and...

MSRP:

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Now: $60.35 - $61.95

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Guntec USA

Guntec USA AR-15 A2 Rifle Stock Tube Kit - A2TUBESET

A2 Rifle Tube Kit T6 6061 Aluminum A2 Buffer Tube Rifle Length Buffer Spring A2 Buffer A2 Rifle Tube Kit A2 Buffer T6 6061 Aluminum A2 Buffer Tube Rifle Length Buffer Spring Guntec USA has been manufacturing AR-15, AR-308 and AR 9mm accessories since...

MSRP: $54.95

Was:

Now: $45.95

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Strike Industries

Strike Industries AR-15 Carbine Flat Wire Spring

Strike Industries products are designed by shooting experts for the shooting sportsman.The Strike Industries Flat Wire Carbine Spring is an inexpensive and easy upgrade for your AR-15. Designed to smooth recoil, this spring produces an increased...

MSRP: $19.95

Was:

Now: $17.95

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Sylvan Arms

Sylvan Arms AR Folding Stock Adapter - ARH300

*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. Specifically designed for gas piston and direct impingement systems 5...

MSRP: $179.99

Was:

Now: $149.99

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Strike Industries

Strike Industries Optimus Modular Weight Buffer AR Platform Bronze Aluminum

Developed to suit the needs of a performance-based shooter, the Strike Industries Optimus Weight Buffer provides rapid modular customization that can be performed by the user. Changing out the buffer is one of the most direct upgrades to the AR platform,...

MSRP:

Was:

Now: $59.95

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SB Tactical

SB Tactical STDT AR Pistol Buffer Tube

The STDT is a standard, functioning, AR pistol buffer tube that is designed to minimize SB Tactical brace rotation and slippage. FEATURES: 1.2″ Diameter for optimal fit with SB Tactical Pistol Stabilizing Braces 7075 T6 type III Aluminum 8...

MSRP: $39.95

Was:

Now: $31.99

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JE MACHINE TECH

JE Machine Tech AR-15 Pro Series .223 Silent Recoil Spring System

JE Machine Tech has developed a buffer and buffer spring replacement system to quite down and reduce the felt recoil of your AR. Replace these two components with this one as a direct replacement to help revolutionize the performance of your AR. JE...

MSRP: $75.99

Was:

Now: $65.99

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Spikes Tactical

Spike Tactical Mil-Spec 6-Position Buffer Tube Assembly

The Spike’s Tactical carbine buffer assembly kit is just what you need to finish off your lower with quality components. This kit is perfect for those who either already have their own stock to use or just want to pick a different stock that...

MSRP: $84.95

Was:

Now: $76.46

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Luth-AR

Luth-AR .223/5.56 Mil-Spec Carbine Buffer Assembly - Black

Mil-Spec Carbine Buffer Assembly – .223/5.56 Kit includes recoil buffer components for a new .223 AR15 Carbine build or to convert your current AR15 to use a Mil-Spec carbine buffer tube recoil system. Kit includes: Mil-Spec 6-Position/Carbine...

MSRP: $49.95

Was:

Now: $46.95

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