AR15 Parts
Gas & Brass Armory is your trusted source for AR-15 parts in Brandon, FL. Whether you're upgrading your current rifle or building a custom AR from the ground up, we stock high-quality components from top manufacturers like Aero Precision, Magpul, Radian Weapons, BCM, Geissele, and more. Shop complete uppers, stripped lowers, triggers, handguards, buffer kits, barrels, and everything you need for your next AR build. Our expert staff is here to help you build it right the first time.
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LUTH AR HEAVY CAR BUFFER ASSEMBLY
Luth-AR
MSRP: $46.05$35.00Luth-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 4 oz. Using a heavier AR-15 buffer helps improve reliable function with mid-length or shorter gas systems. You may also...MSRP: $46.05$35.00 -
LUTH AR 223 CARBINE BUFFER BODY
Luth-AR
MSRP: $23.25$15.00Luth-AR's Standard .223/5.56 Carbine Recoil Buffer contains 3 steel slugs in the buffer for a total weight of 3.2 oz. The standard weight AR-15 Buffer is the most common AR-15 carbine buffer weight, providing reliable function in most configurations...MSRP: $23.25$15.00 -
LUTH AR 223 RFL BUFFER BODY
Luth-AR
MSRP: $30.25$23.00The 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.MANUFACTURER: Luth-ARMPN: BS-11MODEL:...MSRP: $30.25$23.00 -
LUTH AR 223/308 A2 RIFLE BUFFER TUBE
Luth-AR
MSRP: $39.16$28.00Luth-AR's A2 Rifle Buffer Tube is constructed out of 6061-T6 Aluminum and features a hardcoat anodized black finish. It works with both 223/5.56 AR-15 platforms and 308/7.62 AR-10 platforms and is compatible with an A2 fixed buttstock.MANUFACTURER:...MSRP: $39.16$28.00 -
LUTH AR 223 RFL/FXD BFR TUBE ASSY
Luth-AR
MSRP: $68.36$50.00Luth-AR's Fixed Rifle Length Buffer Tube Complete Assembly Kit for the AR-15 includes an A2 length rifle buffer tube, rifle recoil buffer and rifle recoil spring. Compatible with A2 fixed buttstocks.MANUFACTURER: Luth-ARMPN: BAP-1MODEL: 0Accessories:...MSRP: $68.36$50.00 -
LUTH AR 9MM CARBINE BUFFER ASSEMBLY
Luth-AR
MSRP: $72.31$52.00Luth-AR's 9mm Mil-Spec Carbine Buffer Tube Complete Assembly Kit for AR-15 rifles includes a Mil-Spec diameter carbine buffer tube, 9mm carbine recoil buffer, carbine recoil spring, receiver end plate and castle nut.MANUFACTURER: Luth-ARMPN:...MSRP: $72.31$52.00 -
UTG PRO AR PISTOL RCVR EXT TUBE BLK
Leapers Inc. - UTG
MSRP: $46.16$33.00Leapers UTG PRO gears is designed and made right here is the USA. This particular item is a popular AR-15 Pistol Receiver Extension Buffer Tube featuring a 1.2" Outside Diameter. The Tube is precision machined from 7075-T6 Aircraft Grade Aluminum and...MSRP: $46.16$33.00 -
UTG PRO MIL 6 POS RCVR EXT TUBE FDE
Leapers Inc. - UTG
MSRP: $53.16$38.00The UTG Pro Receiver Extension Tube is a 6-position Mil-spec diameter receiver extension tube for AR-15 rifles. It is CNC Machined from 6061-T6 Aircraft Grade Aluminum with Precisely Rolled Threads for Durable Thread Engagement with Lower Receiver. Flat...MSRP: $53.16$38.00 -
UTG PRO MIL 6 POS RCVR EXT TUBE BLK
Leapers Inc. - UTG
MSRP: $30.76$22.00The UTG Pro Receiver Extension Tube is a 6-position Mil-spec diameter receiver extension tube for AR-15 rifles. It is CNC Machined from 6061-T6 Aircraft Grade Aluminum with Precisely Rolled Threads for Durable Thread Engagement with Lower Receiver...MSRP: $30.76$22.00 -
LBE AR15/M16 H3 HEAVY CARBINE BUFFER
LBE Unlimited
MSRP: $57.13$44.00If you're looking to slow down your BCG to ensure proper cycling then choose from one of LBE's three Heavy Recoil Buffers (H1, H2, or H3). The correct buffer weight depends on the type and length of the barrel, gas port size, gas system length, as well...MSRP: $57.13$44.00 -
LBE AR15/M16 H2 HEAVY CARBINE BUFFER
LBE Unlimited
MSRP: $47.63$37.00If you're looking to slow down your BCG to ensure proper cycling then choose from one of LBE's three Heavy Recoil Buffers (H1, H2, or H3). The correct buffer weight depends on the type and length of the barrel, gas port size, gas system length, as well...MSRP: $47.63$37.00 -
LBE AR15/M16 H1 HEAVY CARBINE BUFFER
LBE Unlimited
MSRP: $37.48$30.00If you're looking to slow down your BCG to ensure proper cycling then choose from one of LBE's three Heavy Recoil Buffers (H1, H2, or H3). The correct buffer weight depends on the type and length of the barrel, gas port size, gas system length, as well...MSRP: $37.48$30.00