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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Out of stock
LBE AR MILSPEC BUFFER TUBE RED
LBE Unlimited
MSRP: $33.96$19.93The 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$19.93 -
LBE AR PISTOL BUFFER TUBE BLK
LBE Unlimited
MSRP: $33.96$24.26The LBE AR-15 pistol buffer tube receiver extension comes with no provision to mount a buttstock, allowing your pistol build to remain legally compliant. It features a foam end cap that covers the tail of the buffer tube for use in attaining a more...MSRP: $33.96$24.26 -
KYNSHOT SPACER WEIGHT SLV
KynSHOT
MSRP: $30.24$18.33The KynSHOT Spacer Weight was designed in cooperation with Blitzkrieg Components and can be used with PCC hydraulic buffers, and AR hydraulic buffers to add mass in front of the buffer. The Spacer Weight also adds .75" in length to the buffer system, and...MSRP: $30.24$18.33 -
Out of stock
KAK BUFF TB KIT AR CARB 3OZ
KAK Industry
MSRP: $58.79$41.99KAK Industry Mil-Spec Carbine Buffer Tube kit- Receiver ExtensionMANUFACTURER: KAK IndustryMPN: AR15-KT-003MODEL: AR-15 CarbineDescription: Buffer Tube KitFinish: AnodizedType: Buffer Tube Complete AssemblyColor: BlackMSRP: $58.79$41.99 -
Out of stock
KAK BUFF/SPRN KT M16 K5 K-SPEC 4.7OZ
KAK Industry
MSRP: $50.39$35.99The 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: $50.39$35.99 -
Out of stock
KAK BUFF/SPRNG KIT AR15 K-SPEC 4.7OZ
KAK Industry
MSRP: $54.59$38.99The 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: $54.59$38.99 -
CMMG RECEIVER EXT KIT CARBINE AR15
CMMG
MSRP: $77.06$53.76When you are thinking about building a new AR-15 rifle or completing that lower you have had sitting around this CMMG AR-15 Carbine Receiver Extension Kit 6-position Mil-Spec is the perfect one. This kit contains an AR-15 carbine receiver extension, end...MSRP: $77.06$53.76 -
CMMG BUFFER ASSEMBLY CARB MK3
CMMG
MSRP: $53.12$37.94CMMG'S 308 AR Carbine Buffer Assembly can be used in conjunction with the CMMG 308 carbine buffer spring in AR-15 buffer tubes. Compatible with LR-308 Mk3 and AR-10's. All CMMG parts are made in the United States from the best materials available. CMMG...MSRP: $53.12$37.94 -
CMMG AR-15 BUFFER ASSEMBLY
CMMG
MSRP: $28.32$20.23CMMG manufactures high quality parts and accessories for the AR-15 platform. This CMMG AR-15 Buffer Assembly is a replacement buffer for AR-15's/M4's that are using a carbine receiver extension.MANUFACTURER: CMMGMPN: 55CA977MODEL: 0Description: Buffer is...MSRP: $28.32$20.23 -
CMC AR15 STANDARD BUFFER ASSEMBLY ML
CMC Triggers
MSRP: $79.80$49.55Compatible with Mil-Spec AR-15 stocks this kit contains all the necessary parts to mount a stock assembly onto your lower receiver. Six position AR-15 buffer tube is machined from 7075 T6 aluminum to Mil-Spec dimensions with a Type III Class II hard coat...MSRP: $79.80$49.55 -
BCM STOCK HARDWARE MOUNT KIT MILSPEC
Bravo Company
MSRP: $81.13$57.95Bravo Company's BCM Mil-Spec Carbine Stock Hardware Mounting Kit for AR-15's contains all the necessary parts to mount your Mil-Spec dimension stock assembly to your lower receiver- Receiver Extension (Mil-Spec, 6 position), Receiver End Plate, Castle...MSRP: $81.13$57.95 -
BCM MK2 RECEIVER EXTENSION
Bravo Company
MSRP: $69.93$49.95BCM MK2 Receiver Extension for your AR15, M16, M4. Machined from 7075T6 and manufactured to Mil-Spec dimensions and specifications. Mil-Spec receiver extensions have a slightly smaller dimension where the stock slides on. *NOTE* These buffer tubes...MSRP: $69.93$49.95