Buffer System
Gas & Brass Armory stocks high-quality AR-15 buffer systems to ensure proper function and recoil management in your rifle build. Located in Brandon, FL, we offer complete buffer kits, individual buffer tubes, springs, and weights from trusted brands like Aero Precision, BCM, Geissele, and more. Whether you're building a carbine, mid-length, or pistol setup, our selection includes mil-spec and commercial options for a reliable and smooth shooting experience.
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Out of stock
LUTH AR 223 RFL BUFFER BODY
Luth-AR
MSRP: $30.25$21.61The 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$21.61 -
Out of stock
LUTH AR CARBINE BUFFER TUBE MIL-SPEC
Luth-AR
MSRP: $34.86$24.90Luth-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...MSRP: $34.86$24.90 -
LUTH AR 223/308 A2 RIFLE BUFFER TUBE
Luth-AR
MSRP: $39.16$27.97Luth-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$27.97 -
LUTH AR 223 RFL/FXD BFR TUBE ASSY
Luth-AR
MSRP: $68.36$48.83Luth-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$48.83 -
LUTH AR 223 CARB BFR TUBE ASSY MIL
Luth-AR
MSRP: $68.36$48.83Luth-AR's .223 Mil-Spec Carbine Buffer Tube Complete Assembly Kit for AR-15 rifles includes a Mil-Spec diameter carbine buffer tube, standard carbine recoil buffer, carbine recoil spring, receiver end plate and castle nut.MANUFACTURER: Luth-ARMPN:...MSRP: $68.36$48.83 -
Out of stock
UTG PRO AR PISTOL RCVR EXT TUBE BLK
Leapers Inc. - UTG
MSRP: $46.16$0.00Leapers 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$0.00 -
UTG PRO MIL 6 POS RCVR EXT TUBE FDE
Leapers Inc. - UTG
MSRP: $53.16$37.97The 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$37.97 -
UTG PRO MIL 6 POS RCVR EXT TUBE BLK
Leapers Inc. - UTG
MSRP: $30.76$21.97The 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$21.97 -
LBE AR15/M16 H3 HEAVY CARBINE BUFFER
LBE Unlimited
MSRP: $57.13$41.23If 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$41.23 -
LBE AR15/M16 H2 HEAVY CARBINE BUFFER
LBE Unlimited
MSRP: $47.63$34.36If 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$34.36 -
LBE AR15/M16 H1 HEAVY CARBINE BUFFER
LBE Unlimited
MSRP: $37.48$26.77If 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$26.77 -
LBE AR15/M16 RIFLE LENGTH BUFFER
LBE Unlimited
MSRP: $28.31$17.16The LBE AR-15 Standard Rifle Buffer should be utilized on all your builds that take a rifle length buffer tube and spring. LBE's high quality buffers will ensure your rifle's peak performance. This buffer comes with 5 internal steel weights. LBE...MSRP: $28.31$17.16