AR15 Parts
Gas & Brass Armory is your trusted source for AR-15 parts in Brandon, FL. Whether you're upgrading your current rifle or building a custom AR from the ground up, we stock high-quality components from top manufacturers like Aero Precision, Magpul, Radian Weapons, BCM, Geissele, and more. Shop complete uppers, stripped lowers, triggers, handguards, buffer kits, barrels, and everything you need for your next AR build. Our expert staff is here to help you build it right the first time.
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B5 AK STOCK FIXED PLUM
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK Stock fixed variant offers a drop in upgrade for the factory fixed stock. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts and a cushioned buttpad. Proudly made in the USA of composite materials and...MSRP: $166.25$118.75 -
B5 AK STOCK FIXED ODG
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK Stock fixed variant offers a drop in upgrade for the factory fixed stock. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts and a cushioned buttpad. Proudly made in the USA of composite materials and...MSRP: $166.25$118.75 -
B5 AK STOCK FIXED BLACK
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK Stock fixed variant offers a drop in upgrade for the factory fixed stock. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts and a cushioned buttpad. Proudly made in the USA of composite materials and...MSRP: $166.25$118.75 -
B5 AK STOCK 4.5MM PLUM
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK stock 4.5mm variant offers a drop-in upgrade for the factory 4.5mm folding stock and mounts by the factory 4.5mm pin to the folding trunnion. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts, optic...MSRP: $166.25$118.75 -
B5 AK STOCK 4.5MM ODG
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK stock 4.5mm variant offers a drop-in upgrade for the factory 4.5mm folding stock and mounts by the factory 4.5mm pin to the folding trunnion. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts, optic...MSRP: $166.25$118.75 -
B5 AK STOCK 4.5MM BLACK
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK stock 4.5mm variant offers a drop-in upgrade for the factory 4.5mm folding stock and mounts by the factory 4.5mm pin to the folding trunnion. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts, optic...MSRP: $166.25$118.75 -
B5 AK STOCK 5.5MM PLUM
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK stock 5.5mm variant offers a drop-in upgrade for the factory 5.5mm folding stock and mounts by the factory 5.5mm pin to the folding trunnion. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts, optic...MSRP: $166.25$118.75 -
B5 AK STOCK 5.5MM ODG
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK stock 5.5mm variant offers a drop-in upgrade for the factory 5.5mm folding stock and mounts by the factory 5.5mm pin to the folding trunnion. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts, optic...MSRP: $166.25$118.75 -
B5 AK STOCK 5.5MM BLACK
B5 Systems
MSRP: $166.25$118.75The B5 Systems AK stock 5.5mm variant offers a drop-in upgrade for the factory 5.5mm folding stock and mounts by the factory 5.5mm pin to the folding trunnion. It features improved ergonomics, an adjustable length of pull, QD/fixed sling mounts, optic...MSRP: $166.25$118.75 -
B5 CAR 15 STOCK ODG
B5 Systems
MSRP: $66.50$47.50B5 Systems is proud to reintroduce the venerable CAR15 buttstock. Perfect for both the retro and minimalist rifle enthusiast. Faithful to the original polymer design, featuring sharp checkering, fixed sling loop, and egress channel for cleaning...MSRP: $66.50$47.50 -
B5 BRAVO STK FIXED MIL-SPEC BLK
B5 Systems
MSRP: $74.48$53.20Building upon the success of the B5 Systems Bravo stock, B5 has incorporated its features into an A1 length fixed buttstock. The Bravo-C stock maintains the Bravo cheekweld, one piece anti-rotation quick disconnect sling mount, fixed sling mounts, no...MSRP: $74.48$53.20 -
B5 COLLAPSIBLE PREC STK LNG CB
B5 Systems
MSRP: $273.13$218.50The B5 Systems Collapsible Precision Stock (CPS), Long. Building upon the venerable cheek profile of the B5 Sopmod and Bravo stocks, the Precision stock incorporates an adjustable cheekpiece and buttpad while fitting Milspec carbine receiver extensions...MSRP: $273.13$218.50