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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ARMASPEC SOUND MIT BUFFER H GEN 3
Armaspec
MSRP: $75.59$54.00The Armaspec Sound Mit Buffer H Gen 3 is a precision-engineered buffer designed to enhance the performance and operation of compatible firearms. As a single-stage captured drop-in replacement, this buffer minimizes friction by preventing the buffer...MSRP: $75.59$54.00 -
ARMASPEC SOUND MIT BUFFER CRBNE GEN 3
Armaspec
MSRP: $75.59$54.00The Armaspec Sound Mit Buffer CRBNE Gen 3 is a precision-engineered buffer designed to enhance the performance of your rifle's action. As a single-stage, captured drop-in replacement, this buffer helps reduce noise and vibrations commonly associated with...MSRP: $75.59$54.00 -
ANGSTADT 40SW/45ACP BUFFER KIT
Angstadt Arms
MSRP: $85.40$61.00The Angstadt Arms 40SW/45ACP Buffer Kit is designed to enhance the performance and reliability of AR-style pistols and carbines chambered in .40 S&W and .45 ACP. This kit includes a solid-state 8-ounce buffer paired with a compatible carbine buffer...MSRP: $85.40$61.00 -
ANGSTADT 9MM BUFFER KIT BLK
Angstadt Arms
MSRP: $72.80$52.00The Angstadt 9mm Buffer Kit BLK, designed by Angstadt Arms, is engineered specifically for 9mm AR-15 platforms compatible with GLOCK and Colt style magazines. This buffer kit includes a robust 9mm buffer, a dedicated buffer spacer, and a carbine buffer...MSRP: $72.80$52.00 -
Out of stock
YHM 9MM BOLT BUFFER
Yankee Hill Machine Co
MSRP: $72.80$55.00The Yankee Hill Machine Co 9MM Bolt Buffer is engineered specifically for use with carbine stocks chambered in 9mm. Constructed from durable stainless steel, this buffer features an increased weight and length compared to standard models, providing...MSRP: $72.80$55.00 -
Out of stock
SPIKE S ST-9X 9MM HEAVY BUFFER
Spike's Tactical
MSRP: $62.94$45.00The Spike's Tactical ST-9X 9mm Heavy Buffer is engineered to enhance the performance and reliability of your firearm. Crafted from durable stainless steel, this buffer is designed specifically for use with 9mm carbines. Its extended length addresses...MSRP: $62.94$45.00 -
Out of stock
SPIKE S ST-T3 HEAVY BUFFER
Spike's Tactical
MSRP: $56.64$41.00The Spike's Tactical ST-T3 Heavy Buffer is engineered to enhance the cycling performance of AR-style rifles by providing increased mass in the buffer system. Crafted to deliver smoother operation and reduced recoil impulse, this buffer helps improve the...MSRP: $56.64$41.00 -
Out of stock
SOLGW LOYAL 9 A5 RECEIVER EXT BLK
Sons of Liberty Gun Works
MSRP: $73.15$53.00The SOLGW LOYAL 9 A5 Receiver Extension in black is a precision-engineered component designed by Sons of Liberty Gun Works. This receiver extension is tailored specifically for AR-style rifles, offering a reliable and sturdy platform to accommodate...MSRP: $73.15$53.00 -
Out of stock
PWS ENHANCD STL BUFFR CARB H3 5.5OZ
Primary Weapons Systems
MSRP: $69.93$50.00The Primary Weapons Systems ENHANCD STL BUFFR CARB H3 is a precision-engineered buffer designed to enhance the cycling performance of compatible firearms. Constructed from durable 4140 steel, this buffer features a distinctive fluted design that...MSRP: $69.93$50.00 -
Out of stock
PWS ENHANCD STL BUFFR CARB H2 4.5OZ
Primary Weapons Systems
MSRP: $55.93$40.00The Primary Weapons Systems ENHANCD STL BUFFR CARB H2 is a precision-engineered buffer designed to enhance the cycling performance of compatible rifle systems. Constructed from durable 4140 steel, this buffer features a distinctive fluted design that...MSRP: $55.93$40.00 -
Out of stock
PHASE5 AR15 PISTOL BUFFER TUBE ASSY
Phase 5 Weapon Systems
MSRP: $83.93$60.00The PHASE5 AR15 Pistol Buffer Tube Assembly from Phase 5 Weapon Systems is a precision-engineered component designed to enhance the performance and durability of AR-15 pistols. This complete assembly features a billet aluminum buffer tube constructed to...MSRP: $83.93$60.00 -
Out of stock
ODIN ADJUSTABLE BUFFER AR10
Odin Works
MSRP: $65.17$57.00The Odin Works ODIN ADJUSTABLE BUFFER AR10 is engineered to enhance the performance of AR-10 platform rifles equipped with rifle-length buffer tubes. Crafted from durable, high-quality aluminum, this adjustable buffer allows users to customize the weight...MSRP: $65.17$57.00