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 TRPL TUNGSTEN H3-BUFFER
Luth-AR
MSRP: $83.55$60.00Luth-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: $83.55$60.00 -
Out of stock
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 -
Out of stock
LUTH AR CARBINE BUFFER TUBE MIL-SPEC
Luth-AR
MSRP: $34.86$25.00Luth-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$25.00 -
Out of stock
LBE AR MILSPEC BUFFER TUBE KIT BLK
LBE Unlimited
MSRP: $60.96$44.00This LBE Buffer Tube Kit includes a six position mil-spec diameter buffer tube, carbine length recoil spring, standard carbine recoil buffer, receiver end plate, and castle nut. LBE Unlimited is a leading producer of US Made gun parts and accessories...MSRP: $60.96$44.00 -
Out of stock
LBE AR MILSPEC BUFFER TUBE BLK
LBE Unlimited
MSRP: $33.96$20.00The Six Position LBE Mil-Spec Spec Diameter Buffer Tube fits all collapsible AR-15 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...MSRP: $33.96$20.00 -
Out of stock
LBE AR MILSPEC BUFFER TUBE KIT GRY
LBE Unlimited
MSRP: $60.96$44.00This LBE Buffer Tube Kit includes a six position mil-spec diameter buffer tube, carbine length recoil spring, standard carbine recoil buffer, receiver end plate, and castle nut. LBE Unlimited is a leading producer of US Made gun parts and accessories...MSRP: $60.96$44.00 -
Out of stock
LBE AR MILSPEC BUFFER TUBE KIT RED
LBE Unlimited
MSRP: $60.96$44.00This LBE Buffer Tube Kit includes a six position mil-spec diameter buffer tube, carbine length recoil spring, standard carbine recoil buffer, receiver end plate, and castle nut. LBE Unlimited is a leading producer of US Made gun parts and accessories...MSRP: $60.96$44.00 -
Out of stock
LBE AR MILSPEC BUFFER TUBE BRN
LBE Unlimited
MSRP: $33.96$20.00The Six Position LBE Mil-Spec Spec Diameter Buffer Tube fits all collapsible AR-15 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...MSRP: $33.96$20.00 -
Out of stock
LBE AR MILSPEC BUFFER TUBE GRY
LBE Unlimited
MSRP: $33.96$20.00The Six Position LBE Mil-Spec Spec Diameter Buffer Tube fits all collapsible AR-15 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...MSRP: $33.96$20.00 -
Out of stock
LBE AR MILSPEC BUFFER TUBE RED
LBE Unlimited
MSRP: $33.96$20.00The Six Position LBE Mil-Spec Spec Diameter Buffer Tube fits all collapsible AR-15 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...MSRP: $33.96$20.00 -
Out of stock
KAK AR15 BUFFER TUBE M16 A5 CARBINE
KAK Industry
MSRP: $50.39$36.00For AR-15 builds the A5 Style Buffer Tube is only compatible with A5 Style Buffers and Rifle Length AR-15 buffer springs, do not use standard buffers with the A5 tube for AR-15 buildsMANUFACTURER: KAK IndustryMPN: 515-0604-001MODEL: A5 StyleDescription:...MSRP: $50.39$36.00 -
Out of stock
KAK BUFF/SPRN KT M16 K5 K-SPEC 7.3OZ
KAK Industry
MSRP: $76.99$62.00The K-SPEC Buffer was developed with specific goals in mind- Reducing felt recoil and providing faster follow up shots. With modern technology being applied to firearms, you're likely aware of the recoil management solutions that have been applied to...MSRP: $76.99$62.00