Shop All - Firearm Accessories & Parts - AR15 Parts & Accessories - Lower Parts

Luth-AR

Luth-AR H1 Heavy Carbine Buffer

MSRP: $36.95

Was:

Now: $29.95

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LBE Unlimited

LBE Unlimited H2 Heavy Gold Buffer - ARBUFF-H2

MSRP: $79.99

Was:

Now: $69.95

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Strike Industries

Strike Industries Picatinny Stock Adapter - Black

MSRP: $60.95

Was:

Now: $49.95

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Primary Weapons Systems

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

MSRP: $129.95

Was:

Now: $99.95

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Primary Weapons Systems

Primary Weapons Systems MOD 2 Ratchet Lock Castle Nut and Endplate Set

MSRP: $44.95

Was:

Now: $37.95

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Primary Weapons Systems

Primary Weapons Systems PWS Mod 2 Enhanced Bolt Catch - Fits AR-15, Black

MSRP: $29.99

Was:

Now: $26.95

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Luth-AR

Luth-AR A2 Rifle Length Buffer Spring

MSRP: $5.99

Was:

Now: $4.22

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Strike Industries

Strike Industries AR-15 Ultra Light Pivot / Takedown Pins - Flat Dark Earth

MSRP: $19.95

Was:

Now: $15.95

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HIPERFIRE

HIPERFIRE HIPERSWITCH 60 Deg Ambi Safety Selector - Black

MSRP: $55.00

Was:

Now: $47.50

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Kynshot

KynSHOT RB5001 Hydraulic Recoil Buffer for Mil-Spec Rifle Length A1 or A2 Fixed Stocks

MSRP: $129.99

Was:

Now: $119.99

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TIMBER CREEK OUTDOOR INC

Timber Creek Outdoors OD Green AR Takedown Pin Set - OD Green

MSRP: $19.99

Was:

Now: $15.99

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LBE Unlimited

LBE Unlimited 9MM AR15 Recoil Buffer

MSRP: $18.99

Was:

Now: $16.95

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TacFire Inc.

TacFire AR-15 9mm Heavy Buffer 5.5 oz Black - MAR044-5.5

MSRP: $14.99

Was:

Now: $11.99

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TacFire Inc.

TacFire AR-15 Heavy Buffer 4.9 oz H2 Equivalent - MAR044

MSRP: $14.99

Was:

Now: $11.99

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Stern Defense

Stern Defense RAB-AD Mini Rapid Attach Buttstock Adapter

MSRP: $159.99

Was:

Now: $139.99

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Q

Q LLC Shorty Stock 9MM Buffer

MSRP: $85.00

Was:

Now: $72.00

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CMMG Inc.

CMMG ZEROED AR15 Bolt Catch Kit

MSRP: $19.95

Was:

Now: $16.95

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CMMG Inc.

CMMG Mil-Spec AR15 Magazine Catch Kit - Black

MSRP: $14.95

Was:

Now: $11.95

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Battle Arms Development

Battle Arms Development BAD-EMR-B Enhanced Magazine Release Kit - Package 1, Black

MSRP: $20.99

Was:

Now: $15.95

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LBE Unlimited

LBE Unlimited Mil-Spec AR15 Castle Nut - Black

MSRP: $8.99

Was:

Now: $6.95

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Primary Weapons Systems

Primary Weapons Systems H3 5.5oz Enhanced Carbine Buffer

MSRP: $59.99

Was:

Now: $54.95

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Battle Arms Development

Battle Arms Development Aluminum Enhanced Takedown Pins - FDE

MSRP: $30.00

Was:

Now: $26.95

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Battle Arms Development

Battle Arms Development Enhanced Single Side Safety - Black

MSRP: $22.95

Was:

Now: $14.95

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Battle Arms Development

Battle Arms Development Enhanced Complete Lower Parts Kit

MSRP: $135.00

Was:

Now: $125.00

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Luth-AR

Luth-AR H1 Heavy Carbine Buffer

H1 Carbine Buffer Body .223/5.56 The H1 Carbine Buffer Body contains 1 tungsten slug and 2 steel slugs in the buffer for a total weight of 3.80 oz or .25 lbs. Using a heavier AR-15 buffer helps reliable function with mid-length or short...

MSRP: $36.95

Was:

Now: $29.95

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LBE Unlimited

LBE Unlimited H2 Heavy Gold Buffer - ARBUFF-H2

The LBE Unlimited H2 Heavy Gold Buffer (model ARBUFF-H2) is a carbine-length recoil buffer for AR-15/M16 platforms. It serves as a direct drop-in replacement for a standard carbine buffer (no modifications needed) and is designed to add weight to the...

MSRP: $79.99

Was:

Now: $69.95

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Strike Industries

Strike Industries Picatinny Stock Adapter - Black

The Strike AR Picatinny Stock Adapter gives the user the ability to mount a 1913 Picatinny interface stock/stabilizer assembly where normally the receiver extension is attached. For ARs that do not need an in-line buffer and buffer spring to...

MSRP: $60.95

Was:

Now: $49.95

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Primary Weapons Systems

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

Introducing the PWS Enhanced Buffer Tube with Ratchet Lock Castle Nut & Endplate—engineered for superior reliability, durability, and ease of installation. Weighing just 4.3 oz, this buffer tube is crafted from impact extruded 7075 aluminum,...

MSRP: $129.95

Was:

Now: $99.95

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Primary Weapons Systems

Primary Weapons Systems MOD 2 Ratchet Lock Castle Nut and Endplate Set

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...

MSRP: $44.95

Was:

Now: $37.95

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Primary Weapons Systems

Primary Weapons Systems PWS Mod 2 Enhanced Bolt Catch - Fits AR-15, Black

The PWS Mod 2 Bolt catch features an enlarged surface area on the top and bottom portion of the paddle to increase dexterity when manipulating the bolt by locking it to the rear or releasing the bolt forward into battery. The checkering on the top...

MSRP: $29.99

Was:

Now: $26.95

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Luth-AR

Luth-AR A2 Rifle Length Buffer Spring

Improve the performance of your AR-15 with our A2 Rifle Standard Buffer Spring. Designed specifically for .223/5.56mm caliber firearms, this high-quality spring will help ensure smooth and reliable operation. Upgrade your rifle today with our durable...

MSRP: $5.99

Was:

Now: $4.22

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Strike Industries

Strike Industries AR-15 Ultra Light Pivot / Takedown Pins - Flat Dark Earth

For those chasing the ultimate in lightweight builds, the Strike Industries Ultra Light take down and pivot pins is perfect for those looking for a cost effective, but durable solution. We understand ounces add up to pounds, and now offer our popular...

MSRP: $19.95

Was:

Now: $15.95

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HIPERFIRE

HIPERFIRE HIPERSWITCH 60 Deg Ambi Safety Selector - Black

Product Overview The HiperFire Hiperswitch 60 Degree Ambidextrous Safety Selector is 100% compatible with Hiperfire triggers and other mil compatible triggers. The 60 deg short throw between safe and fire is much safer than 45 degree versions that can...

MSRP: $55.00

Was:

Now: $47.50

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Kynshot

KynSHOT RB5001 Hydraulic Recoil Buffer for Mil-Spec Rifle Length A1 or A2 Fixed Stocks

The KynSHOT RB5001 Recoil Buffer is a hydraulic buffer system designed and optimized to fit any AR-15 using a Mil-Spec style rifle length A1 or A2 fixed stock buffer tube (internal depth 9.5"). The RB5001 can be paired with any style rifle buffer...

MSRP: $129.99

Was:

Now: $119.99

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TIMBER CREEK OUTDOOR INC

Timber Creek Outdoors OD Green AR Takedown Pin Set - OD Green

These CNC machined aluminum pins are drop in replacements for Mil-Spec lowers and allow easier disassembly of your rifle.

MSRP: $19.99

Was:

Now: $15.99

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LBE Unlimited

LBE Unlimited 9MM AR15 Recoil Buffer

LBE's 9MM Recoil Buffer is designed and properly weighted for use in 9mm AR-15 variant firearms. LBE Unlimited is a leading producer of US-Made gun parts and accessories. The LBE ARBUFF-9MM buffer weighs 5.76 oz.

MSRP: $18.99

Was:

Now: $16.95

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TacFire Inc.

TacFire AR-15 9mm Heavy Buffer 5.5 oz Black - MAR044-5.5

TacFire® AR-15 / AR-9 Heavy Buffer - 5.5 oz Recoil Mitigation Weight, Extended Body Length, High-Density Polymer Bumper, Anodized Matte Black Finish - MAR044-5.5 / 745557101823 Product Description Direct blowback 9mm AR pistols and PCCs (Pistol...

MSRP: $14.99

Was:

Now: $11.99

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TacFire Inc.

TacFire AR-15 Heavy Buffer 4.9 oz H2 Equivalent - MAR044

TacFire® AR-15 Heavy Recoil Buffer (H2 Class Equivalent) - 4.9 oz Calibrated Weight, Heavy-Duty Aluminum Body, Rubber Impact Bumper, Anodized Matte Black Finish - MAR044 / 811261021969 Product Description Running a short-barreled rifle, suppressor,...

MSRP: $14.99

Was:

Now: $11.99

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Stern Defense

Stern Defense RAB-AD Mini Rapid Attach Buttstock Adapter

The Rapid Attach Buttstock Adapter Mini allows you to greatly reduce the length of your firearm for compact storage and easy transportation without any modifications. It allows for the attachment and removal of your buttstock or...

MSRP: $159.99

Was:

Now: $139.99

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Q

Q LLC Shorty Stock 9MM Buffer

This is a 9MM buffer compatible with the Q LLC Shorty Stock. Parts Include: 9MM BUFFER Specs: WEIGHT: 8 oz COLOR: BLACK

MSRP: $85.00

Was:

Now: $72.00

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CMMG Inc.

CMMG ZEROED AR15 Bolt Catch Kit

No more fumbling fingers trying to reach for the bolt catch. The CMMG® ZEROED™ extended bolt catch features dual oversized extended paddles with a tactile machined surface. Steel construction with a durable finish makes for a robustly built...

MSRP: $19.95

Was:

Now: $16.95

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CMMG Inc.

CMMG Mil-Spec AR15 Magazine Catch Kit - Black

The AR Magazine Catch Assembly comes with high-quality replacement parts for your AR-style rifle, ensuring proper function and reliability. Keep your rifle in top condition with the AR Magazine Catch Assembly. Specifications: Finish: Manganese Phosphate...

MSRP: $14.95

Was:

Now: $11.95

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Battle Arms Development

Battle Arms Development BAD-EMR-B Enhanced Magazine Release Kit - Package 1, Black

Package 1, BAD-EMR-B (Enhanced Magazine Release - Black), AR15-MCS (Magazine Release Spring) and BAD-EMC-IC (Enhanced Magazine Catch)

MSRP: $20.99

Was:

Now: $15.95

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LBE Unlimited

LBE Unlimited Mil-Spec AR15 Castle Nut - Black

Threaded Steel ring used to retain the carbine buffer tube to the lower receiver Finish: Maganese Phoshate Material: 4140 Steel Application: AR10, AR15, M-16, Carbine Made in the USA

MSRP: $8.99

Was:

Now: $6.95

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Primary Weapons Systems

Primary Weapons Systems H3 5.5oz Enhanced Carbine Buffer

Primary Weapons Systems (PWS) H3 Enhanced Steel Carbine Buffer – 5.5 oz The PWS Enhanced Steel Body Buffer H3 is a precision-engineered recoil management solution designed to optimize the cycling of your AR-15. Unlike standard mil-spec buffers that...

MSRP: $59.99

Was:

Now: $54.95

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Battle Arms Development

Battle Arms Development Aluminum Enhanced Takedown Pins - FDE

BATTLEARMS® BAD-EPS ALUMINUM ENHANCED TAKEDOWN AND PIVOT PIN SET - FDE AR15/M16/M4/AR9 The BAD-EPS features the following improvements and features: AR15 / M16 / M4 Compatible - Fits all AR15/M16/M4 lower receivers with mil-spec .250in diameter...

MSRP: $30.00

Was:

Now: $26.95

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Battle Arms Development

Battle Arms Development Enhanced Single Side Safety - Black

BATTLEARMS® BAD-E4S-IC ENHANCED SINGLE SIDE SAFETY SELECTOR AR15/M16/M4/AR9/AR10 BAD-E4S Enhanced Single Sided Safety Selector for the AR15 Style Rifles and the ArmaLite, Inc.'s AR10® (Semi Auto). Based on our famous BAD-ASS...

MSRP: $22.95

Was:

Now: $14.95

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Battle Arms Development

Battle Arms Development Enhanced Complete Lower Parts Kit

BATTLEARMS® ENHANCED COMPLETE LOWER PARTS KIT AR15/M16/M4 Made in the USA Consisting of the following: BAD-EBC-IC Enhanced Bolt Catch Cost friendly alternative Lightweight but Robust Design 0.39oz Compatible with Norgon Ambi-Catch Without...

MSRP: $135.00

Was:

Now: $125.00

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