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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WILSON BBL SBR 556NATO 11.3 STS
Wilson Combat
MSRP: $311.19$262.00Nearly two decades of building the finest custom tactical AR-15 rifles have given us the insight to develop a comprehensive line of stainless steel, match grade barrels that offer superior accuracy, reliability and longevity for your next custom AR rifle...MSRP: $311.19$262.00 -
SOLGW PREC V2 BBL 223 WYLDE 12.5
Sons of Liberty Gun Works
MSRP: $385.94$309.00The V2 barrels from SOLGW are optimized for balanced use, even with forward mounted enablers, and resist zero shift as a suppressor is added or removed.MANUFACTURER: Sons of Liberty Gun WorksMPN: 12.5PRECISION-SPR-223MODEL: PrecisionType of Barrel:...MSRP: $385.94$309.00 -
ROSCO K9 13.95 556NATO SAUCE PACK
Rosco Manufacturing
MSRP: $406.14$348.00The Rosco Sauce Pack bundles were created after direct requests from Rosco's customers to provide them with the key components needed for their carbine/pistol builds at a great combined price. The result is a hand-picked list of parts that will produce...MSRP: $406.14$348.00 -
ROSCO 11.5 K9 BARREL PATROL LENGTH
Rosco Manufacturing
MSRP: $215.75$155.00The K9 11.5 offers a proprietary patrol length gas system that is smoother than carbine length, more reliable than mid-length. Features an optimized gas port to run reliably suppressed and/or unsuppressed. The K9 continuous taper is the most effective...MSRP: $215.75$155.00 -
ROSCO K9 12.5 556NATO SAUCE PACK
Rosco Manufacturing
MSRP: $394.01$336.00The Rosco Sauce Pack bundles were created after direct requests from Rosco's customers to provide them with the key components needed for their carbine/pistol builds at a great combined price. The result is a hand-picked list of parts that will produce...MSRP: $394.01$336.00 -
ROSCO 13.95 K9 BARREL MID LENGTH
Rosco Manufacturing
MSRP: $222.78$167.00The K9 13.95 features a mid-length gas system with an optimized gas port to run reliably suppressed and/or unsuppressed. The K9 continuous taper is the most effective profile to dissipate heat from hard use. With weight shifted to the back of the barrel,...MSRP: $222.78$167.00 -
ROSCO PB 14.5 223WYLDE SAUCE PACK
Rosco Manufacturing
MSRP: $427.78$345.00The Rosco Sauce Pack bundles were created after direct requests from Rosco's customers to provide them with the key components needed for their carbine/pistol builds at a great combined price. The result is a hand-picked list of parts that will produce...MSRP: $427.78$345.00 -
ROSCO BL 14.5 556NATO SAUCE PACK
Rosco Manufacturing
MSRP: $391.45$334.00The Rosco Sauce Pack bundles were created after direct requests from Rosco's customers to provide them with the key components needed for their carbine/pistol builds at a great combined price. The result is a hand-picked list of parts that will produce...MSRP: $391.45$334.00 -
ROSCO BL BBL SAUCE PACK 10.5 5.56
Rosco Manufacturing
MSRP: $332.95$312.00High quality components and precise manufacturing makes Rosco Products ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on.MANUFACTURER: Rosco...MSRP: $332.95$312.00 -
ROSCO PB BBL 14.5 223WYLDE
Rosco Manufacturing
MSRP: $222.78$165.00This 14.5" Rosco barrel is the perfect option for an evenly capable SBR/ RECCE build. It is designed to give the shooter maneuverability at close quarters yet allow them to get first round impact hits as far as 300 yards. The gas system has been designed...MSRP: $222.78$165.00 -
ROSCO BL BBL 10.5 300BLK HB 1/7
Rosco Manufacturing
MSRP: $220.50$158.00This Rosco 10.5" 300 Blackout barrel was designed for SBR and Pistol use in conjunction with suppressors. The 10.5" 300 Blackout Rosco barrel was made to be a direct replacement for any MK 18 platforms that are currently in 5.56 NATO. The 10.5" barrel is...MSRP: $220.50$158.00 -
ROSCO BL BBL 8.2 300BLK HB 1/7
Rosco Manufacturing
MSRP: $205.38$147.00This Rosco 8.2" 300 Blackout Bloodline Barrel was designed for SBR and Pistol use in conjunction with suppressors. This is the shortest that Rosco will go to allow you the flexibility of a shorter Personal Defense Weapon (PDW) without sacrificing...MSRP: $205.38$147.00