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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LUTH AR 308 CARBINE BUFFER SPRING
Luth-AR
MSRP: $10.07$7.00High quality components and precise manufacturing make LuthAR parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER:...MSRP: $10.07$7.00 -
LUTH AR 308 RIFLE BUFFER SPRING
Luth-AR
MSRP: $11.62$8.00High quality components and precise manufacturing make LuthAR parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER:...MSRP: $11.62$8.00 -
LUTH AR 223 CARBINE BUFFER SPRING
Luth-AR
MSRP: $7.74$5.00High quality components and precise manufacturing make LuthAR parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER:...MSRP: $7.74$5.00 -
ADV TECH AR15 BUFFER SPRING
ATI Outdoors
MSRP: $10.74$7.00The ATI AR15 buffer spring works with commercial, military and hybrid buffer tubes and is virtually indestructible. It is made in the USA and fits most AR15 variants.MANUFACTURER: ATI OutdoorsMPN: A.5.10.1030MODEL: 0Type: SpringColor: BlackMSRP: $10.74$7.00 -
YHM 9MM BOLT BUFFER
Yankee Hill Machine Co
MSRP: $72.80$55.00Stainless Steel buffer for carbine stocks. Designed with extra weight and length for 9mm. The added length helps prevent breakage of the bolt catch. Includes a mil. spec. bumper. Weight is 5.9 oz.MANUFACTURER: Yankee Hill Machine CoMPN: YHM-925-AMODEL:...MSRP: $72.80$55.00 -
STRIKE ADVANCED RECEIVER TUBE BLK
Strike Industries
MSRP: $69.93$54.00The Strike Industries Advanced Receiver extension brings an updated aesthetic and increased functionality to an often neglected, yet highly important component of the AR15/AR10 weapon system. The scalloped surfaces decrease friction with tight fitting...MSRP: $69.93$54.00 -
STRIKE CARBINE FLAT WIRE SPRING
Strike Industries
MSRP: $32.92$22.00The SI Carbine Flat Wire Spring is an affordable and simple upgrade for any AR system with a carbine buffer. The Flat Wire spring extends the service life of the platform, smooths the shooting cycle, and significantly outlasts the stock spring. Increased...MSRP: $32.92$22.00 -
SPIKE S ST-9X 9MM HEAVY BUFFER
Spike's Tactical
MSRP: $62.94$45.00Spike's Tactical stainless steel heavy buffer for use in a carbine stock. The ST-9X is a dedicated 9mm buffer due to its extended length. Its extended length helps eliminate the problem of breaking bolt catches. The buffer will smooth the gun out, make...MSRP: $62.94$45.00 -
SPIKE S ST-T1 TUNGSTEN HEAVY BUFFER
Spike's Tactical
MSRP: $41.52$30.00Looking for a heavy buffer to replace your standard carbine buffer? Well, Spike's came up with something that offers the HIGHEST performance at a reasonable price. The ST-T1 buffer is one of the softest shooting, smoothest, and quietest buffers on the...MSRP: $41.52$30.00 -
SPIKE S BUFFER SPRING
Spike's Tactical
MSRP: $14.78$9.00This is the same high quality carbine buffer spring that's found in Spike's Tactical complete rifles and lowers. It's a Mil-Spec 17-7 stainless steel buffer spring that features an electro polish finish to give it a smoother quality look and feel. If you...MSRP: $14.78$9.00 -
SPIKE S BUFFER TUBE 6POS BLK
Spike's Tactical
MSRP: $47.88$35.00This is a Mil-Spec six position buffer tube from Spike's Tactical. It is 7.25" in length and features laser engraved marked positions.MANUFACTURER: Spike's TacticalMPN: SLA500RMODEL: Mil-SpecDescription: 6 PositionType: Buffer TubeColor: BlackMSRP: $47.88$35.00 -
SOLGW LOYAL 9 A5 RECEIVER EXT BLK
Sons of Liberty Gun Works
MSRP: $73.15$53.00Whether your upgrade your existing AR-15 or starting a new firearm, the Loyal 9 A5 receiver extension will fit the bill and then some! With a 9 position design, the Loyal 9 A5 receiver extension will provide the user with the correct fit for them...MSRP: $73.15$53.00