AR15 Buffer Parts and Kits | Aerospace Arms

Ensure your AR15 operates smoothly with our selection of high-quality buffer kits. These kits include all the essential components, such as buffer tubes, buffers, and springs, designed to provide optimal cycling and reduce recoil. Whether you're building a new rifle or upgrading an existing one, Aerospace Arms offers buffer kits tailored to different shooting styles and setups, ensuring consistent reliability and performance.

Aero Precision

Aero Precision AR15 H3 Buffer

Retail: $55.00

Was:

Now: $49.99

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Aero Precision

Aero Precision AR15 Rifle Buffer

Retail: $25.00

Was:

Now: $22.99

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Aero Precision

Aero Precision AR15 Carbine H Buffer

Retail: $30.00

Was:

Now: $26.99

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Aero Precision

Aero Precision AR15 Carbine H2 Buffer

Retail: $45.00

Was:

Now: $40.99

Currently out of stock, check back later
Luth-AR

Luth-AR, Triple Tungsten H3 Carbine Recoil Buffer for .223/5.56

Retail: $55.99

Was:

Now: $52.99

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Luth-AR

Luth-AR, Double Tungsten H2 Carbine Recoil Buffer for .223/5.56

Retail: $43.99

Was:

Now: $41.99

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Luth-AR

Luth-AR, H1 Carbine Recoil Buffer for .223/5.56

Retail: $31.99

Was:

Now: $30.99

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Aero Precision

Aero Precision AR15 Carbine Buffer

Retail: $15.00

Was:

Now: $13.99

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Aero Precision

Aero Precision AR15 Enhanced Pistol Buffer Kit

Retail: $49.99

Was:

Now: $44.99

Currently out of stock, check back later
Aero Precision

Aero Precision AR15/AR10 Rifle Buffer Tube

Retail: $55.00

Was:

Now: $49.99

Currently out of stock, check back later
Aero Precision

Aero Precision AR15/AR10 Carbine Buffer Tube

Retail: $44.00

Was:

Now: $39.99

Add to Cart
Aero Precision

Aero Precision AR15 Enhanced Pistol Buffer Tube

Retail: $40.00

Was:

Now: $35.99

Add to Cart
Aero Precision

Aero Precision AR15 Rifle Buffer Spring

Retail:

Was:

Now: $5.99

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Aero Precision

Aero Precision AR15 Carbine Buffer Spring

Retail:

Was:

Now: $5.99

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LBE Unlimited

LBE Unlimited, AR15 Milspec Buffer Tube Kit, Black

Retail: $59.99

Was:

Now: $49.99

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CMMG

CMMG Rifle Buffer, AR Rifles

Retail: $21.95

Was:

Now: $19.95

Add to Cart
LBE Unlimited

LBE Unlimited, Standard Carbine Length Recoil Buffer, For AR-15

Retail:

Was:

Now: $16.99

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LBE Unlimited

LBE Unlimited, Rifle Length Buffer, For AR15/M16, Gold Finish

Retail: $19.99

Was:

Now: $16.99

Add to Cart
CMMG

CMMG, AR15 Carbine Buffer Spring, Stainless Finish

Retail:

Was:

Now: $5.95

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LBE Unlimited

LBE Unlimited, Carbine Length Recoil Spring for AR-15

Retail: $6.99

Was:

Now: $5.99

Add to Cart
LBE Unlimited

LBE Unlimited, Mil-Spec Diameter Buffer Tube, For AR15

Retail: $29.99

Was:

Now: $24.99

Add to Cart
Spike's Tactical

Spike's Tactical ST-T1 Heavy Buffer, With Tungsten, Fits AR Rifles

Retail: $32.95

Was:

Now: $29.66

Add to Cart
Sale

Spike's Tactical

Spike's Tactical ST-T3 Heavy Buffer, With Tungsten, Fits AR Rifles

Retail: $44.95

Was:

Now: $42.95

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Spike's Tactical

Spike's Tactical ST-T2 Heavy Buffer, With Tungsten, Fits AR Rifles

Retail: $37.95

Was:

Now: $34.99

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Aero Precision

Aero Precision AR15 H3 Buffer

The H3 Buffer is a heavy buffer designed to reduce felt recoil as well as reduce the cycling rate on full-auto rifles. It is designed to mil-spec standards for use in AR15 carbines with a collapsible buttstock. Please use caution when adding a heavy...

Retail: $55.00

Was:

Now: $49.99

Add to Cart
Aero Precision

Aero Precision AR15 Rifle Buffer

Mil-spec. rifle buffer for A2 or A4 style AR15 rifles that have a fixed buttstock. Perfect for your new build or as a direct replacement for worn out parts. Note: Will not work with AR15 carbines that have a collapsible buttstock. Made in the USA. Buffer...

Retail: $25.00

Was:

Now: $22.99

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Aero Precision

Aero Precision AR15 Carbine H Buffer

The H Buffer is a heavy buffer designed to reduce felt recoil as well as reduce the cycling rate on full-auto rifles. It is designed to mil-spec standards for use in AR15 carbines with a collapsible buttstock. Please use caution when adding a heavy...

Retail: $30.00

Was:

Now: $26.99

Add to Cart
Aero Precision

Aero Precision AR15 Carbine H2 Buffer

The H2 Buffer is a heavy buffer designed to reduce felt recoil as well as reduce the cycling rate on full-auto rifles. It is designed to mil-spec standards for use in AR15 carbines with a collapsible buttstock. Weight: 4.65oz. Please use caution when...

Retail: $45.00

Was:

Now: $40.99

Currently out of stock, check back later
Luth-AR

Luth-AR, Triple Tungsten H3 Carbine Recoil Buffer for .223/5.56

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...

Retail: $55.99

Was:

Now: $52.99

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Luth-AR

Luth-AR, Double Tungsten H2 Carbine Recoil Buffer for .223/5.56

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...

Retail: $43.99

Was:

Now: $41.99

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Luth-AR

Luth-AR, H1 Carbine Recoil Buffer for .223/5.56

Luth-AR's .223/5.56 H1 Carbine Recoil Buffer assembly contains 1 tungsten slug and 2 steel slugs in the buffer for a total weight of 3.80 oz or .24 lbs. Using a heavier AR-15 buffer helps improve reliable function with mid-length or shorter gas systems...

Retail: $31.99

Was:

Now: $30.99

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Aero Precision

Aero Precision AR15 Carbine Buffer

Mil-Spec carbine buffer for use in AR15 carbines with a collapsible buttstock. Perfect for your build or direct replacement for worn out parts. Weight: 3oz. Weight: 3 oz. Buffer Length: 3.25” MADE IN THE USA

Retail: $15.00

Was:

Now: $13.99

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Aero Precision

Aero Precision AR15 Enhanced Pistol Buffer Kit

The AR15 Enhanced Pistol Buffer Kit is the perfect complement to your pistol build. Buffer Kit Includes: Enhanced 7075-T6 Aluminum Pistol Buffer Tube Carbine buffer (3 oz) Buffer spring End plate and lock nut MADE IN THE USA

Retail: $49.99

Was:

Now: $44.99

Currently out of stock, check back later
Aero Precision

Aero Precision AR15/AR10 Rifle Buffer Tube

Mil-spec. rifle receiver extension for A2 or A4 style AR15 rifles with a fixed buttstock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA. Features and Specifications: Fits standard AR15 and M5 (.308) lower...

Retail: $55.00

Was:

Now: $49.99

Currently out of stock, check back later
Aero Precision

Aero Precision AR15/AR10 Carbine Buffer Tube

Features and Specifications: Fits standard AR15 and M5 (.308) lower receivers 7075 Aluminum 6-position Tube only (no endplate/buffer/spring) Uses a stardard end-plate and standard castle nut Made in the USA

Retail: $44.00

Was:

Now: $39.99

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Aero Precision

Aero Precision AR15 Enhanced Pistol Buffer Tube

The Enhanced Pistol Tube features a slot in the threads to allow use of a standard end-plate and castle nut. Features and Specifications: Fits standard AR15 and M5 (.308) lower receivers 7075 Aluminum Tube only (no endplate/buffer/spring) Uses a...

Retail: $40.00

Was:

Now: $35.99

Add to Cart
Aero Precision

Aero Precision AR15 Rifle Buffer Spring

Mil-Spec rifle buffer spring for use in A2 and A4 AR15 rifles with a fixed buttstock. Perfect for your new build or as a direct replacement for worn out parts. Note: Not for use on carbine models with a collapsible stock. Made in the USA.

Retail:

Was:

Now: $5.99

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Aero Precision

Aero Precision AR15 Carbine Buffer Spring

Mil-Spec carbine buffer spring for use in AR15 carbines with a collapsible buttstock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA.

Retail:

Was:

Now: $5.99

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LBE Unlimited

LBE Unlimited, AR15 Milspec Buffer Tube Kit, Black

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...

Retail: $59.99

Was:

Now: $49.99

Add to Cart
CMMG

CMMG Rifle Buffer, AR Rifles

CMMG manufactures high quality parts and accessories for the AR-15 platform. This CMMG AR-15 Rifle Length Buffer Assembly is a replacement buffer for AR-15's that are using a rifle length receiver extension.

Retail: $21.95

Was:

Now: $19.95

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LBE Unlimited

LBE Unlimited, Standard Carbine Length Recoil Buffer, For AR-15

LBE AR15 Standard Carbine Recoil Buffer is the most widely used buffer in our recoil buffer family. It can be utilized across many different styles of carbine builds featuring different barrel lengths and gas port sizes. LBE Unlimited is a leading...

Retail:

Was:

Now: $16.99

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LBE Unlimited

LBE Unlimited, Rifle Length Buffer, For AR15/M16, Gold Finish

The LBE Rifle Length Buffer should be utilized on all your builds that take a rifle length buffer tube and spring. Their high quality buffers will ensure your rifles peak performance and ability. LBE Unlimited is a leading producer of US Made gun parts...

Retail: $19.99

Was:

Now: $16.99

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CMMG

CMMG, AR15 Carbine Buffer Spring, Stainless Finish

CMMG manufactures high quality parts and accessories for the AR-15 platform. This CMMG AR-15 Buffer Spring is a replacement spring for the AR-15/M4. For Builds or Repair Carbine Action Spring

Retail:

Was:

Now: $5.95

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LBE Unlimited

LBE Unlimited, Carbine Length Recoil Spring for AR-15

The LBE AR15 Carbine Length Recoil Spring is made from high quality 17-7 Steel. Our recoil springs are tough and dependable to ensure your rifle is at its peak performance. LBE Unlimited is a leading producer of US Made gun parts and accessories. LBE...

Retail: $6.99

Was:

Now: $5.99

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LBE Unlimited

LBE Unlimited, Mil-Spec Diameter Buffer Tube, For AR15

The Six Position LBE Mil Spec Diameter Buffer Tube fits all collapsible AR15 stocks that require mil spec tubes. This item is perfect for your current build or your spare parts bin. LBE Unlimited is a leading producer of US Made gun parts and accessories...

Retail: $29.99

Was:

Now: $24.99

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Spike's Tactical

Spike's Tactical ST-T1 Heavy Buffer, With Tungsten, Fits AR Rifles

Looking for a heavy buffer to replace your standard carbine buffer? Well" we came up with something that offers the HIGHEST performance at a reasonable price. The ST-T1 buffer is one of the softest shooting" smoothest" and quietest buffers on the market;...

Retail: $32.95

Was:

Now: $29.66

Add to Cart
Sale

Spike's Tactical

Spike's Tactical ST-T3 Heavy Buffer, With Tungsten, Fits AR Rifles

Looking for a heavy buffer to replace your standard carbine buffer? Well" we came up with something that offers the HIGHEST performance at a reasonable price. The ST-T2 buffer is one of the softest shooting" smoothest" and quietest buffers on the market;...

Retail: $44.95

Was:

Now: $42.95

Add to Cart
Spike's Tactical

Spike's Tactical ST-T2 Heavy Buffer, With Tungsten, Fits AR Rifles

Looking for a heavy buffer to replace your standard carbine buffer? Well" we came up with something that offers the HIGHEST performance at a reasonable price. The ST-T2 buffer is one of the softest shooting" smoothest" and quietest buffers on the market;...

Retail: $37.95

Was:

Now: $34.99

Add to Cart