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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COBALT KINETICS CK-PRO RECEIVER SET CKPROSET118BLK
COBALT KINETICS
$1,151.00The COBALT KINETICS CK-PRO Receiver Set (model CKPROSET118BLK) offers a high-quality upgrade solution for AR-style builds, emphasizing precision engineering and robust construction. Crafted by COBALT KINETICS, this receiver set includes the upper and...$1,151.00 -
COBALT KINETICS CK-PRO RECEIVER SET CKPROSET98FDE
COBALT KINETICS
$1,151.00The COBALT KINETICS CK-PRO Receiver Set CKPROSET98FDE represents a high-quality upgrade solution for modern AR-style platforms. Manufactured by COBALT KINETICS, this receiver set is engineered to enhance reliability and structural integrity through its...$1,151.00 -
COBALT KINETICS CK-PRO RECEIVER SET CKPROSET98BLK
COBALT KINETICS
$1,151.00The COBALT KINETICS CK-PRO Receiver Set (model CKPROSET98BLK) delivers a high-quality platform upgrade for AR-style rifles. Crafted by COBALT KINETICS, this receiver set features a proprietary nonrotating upper receiver design that ensures a secure and...$1,151.00 -
COBALT KINETICS CK-PRO RECEIVER SET CKPROSET675FDE
COBALT KINETICS
$1,151.00The COBALT KINETICS CK-PRO Receiver Set (model CKPROSET675FDE) represents a high-quality upgrade solution for AR platform enthusiasts seeking enhanced performance and reliability. Crafted by COBALT KINETICS, this receiver set includes both the upper and...$1,151.00 -
COBALT KINETICS CK-PRO RECEIVER SET CKPROSET675BLK
COBALT KINETICS
$1,151.00The COBALT KINETICS CK-PRO Receiver Set (model CKPROSET675BLK) offers a high-quality upgrade solution for AR platform enthusiasts seeking enhanced structural integrity and precision. Crafted by COBALT KINETICS, this receiver set is engineered with a...$1,151.00 -
BRAVO BCM LOWER MOD 0 LRGSTKMOD0FDE
Bravo Company
$472.00The BRAVO BCM Lower Mod 0 LRGSTKMOD0FDE from Bravo Company is a high-quality lower receiver designed for firearm enthusiasts seeking reliability and durability. This lower features a carbine-length H buffer system, ensuring smooth cycling and consistent...$472.00 -
YHM AR-15 STRIPPED UPPER RECEIVER
Yankee Hill Machine Co
MSRP: $135.80$109.00The Yankee Hill Machine Co AR-15 Stripped Upper Receiver offers a reliable foundation for custom AR-15 builds or upgrades. Crafted by YHM, a respected name in firearm components, this upper receiver is designed to deliver consistent fit and performance...MSRP: $135.80$109.00 -
TROY AK47 RAIL TOP GAS TUBE BLK
TROY Industries
MSRP: $149.00$140.00The TROY AK47 Rail Top Gas Tube in black is a precision-engineered upgrade designed for AK rifles featuring a standard length gas tube. Manufactured by TROY Industries, this high-quality component offers a durable platform for mounting optics and...MSRP: $149.00$140.00 -
SPIKE S M4 UPPER FORGED FT MULTICAL
Spike's Tactical
MSRP: $115.00$104.00The SPIKE S M4 Upper Forged FT Multical by Spike's Tactical is crafted from high-quality 7075 T6 forged aluminum, ensuring durability and reliability for a variety of AR platform builds. This upper receiver features a black finish and comes with a...MSRP: $115.00$104.00 -
SPIKE S BILLET UPPER GEN2 MILSPEC
Spike's Tactical
MSRP: $270.00$233.00The SPIKE S Billet Upper Gen2 MilSpec by Spike's Tactical is engineered to provide a reliable and durable upper receiver solution for AR-style rifles. Crafted from billet aluminum, this upper receiver offers enhanced strength and precision compared to...MSRP: $270.00$233.00 -
SHARPS SBUR04 BILLET UPPER
Sharps Bros.
$214.00The Sharps Bros. SBUR04 Billet Upper is a precision-engineered component designed for AR-15 platforms, offering enhanced durability and a sleek aesthetic. Crafted from high-quality billet material, this upper receiver delivers strength and reliability...$214.00 -
SANTAN STT-15 PILLAR UPPER RECEIVER
San Tan Tactical
MSRP: $210.00$207.00The San Tan Tactical STT-15 Pillar Upper Receiver is engineered to deliver a combination of lightweight design and enhanced structural integrity. Crafted from billet aluminum, this upper receiver incorporates a unique truss pocket construction that...MSRP: $210.00$207.00