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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Out of stock
BAD WORKHORSE 556 UPPR 16 BLK N/BCG
Battle Arms Development
MSRP: $529.99$500.00Established in 2009, Battle Arms Development, Inc. (B.A.D. Inc.) stands as a distinguished force in the realm of small arms innovation. Nestled in the heart of Henderson, Nevada, their company is driven by a relentless commitment to pushing the...MSRP: $529.99$500.00 -
Out of stock
AERO EPC-9-T UPPER 9MM 16 FDE
Aero Precision
MSRP: $630.00$565.00This EPC-9 Complete Upper Receiver comes standard with the ATLAS S-ONE Handguard. The S-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. The...MSRP: $630.00$565.00 -
Out of stock
AERO EPC-9-T UPPER 9MM 16 BLK
Aero Precision
MSRP: $590.00$530.00This EPC-9 Complete Upper Receiver comes standard with the ATLAS S-ONE Handguard. The S-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. The...MSRP: $590.00$530.00 -
Out of stock
AERO M4E1-T UPPER 308WIN 16 FDE
Aero Precision
MSRP: $820.00$740.00The M5 308 come with the S-ONE line of handguards which is designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining...MSRP: $820.00$740.00 -
Out of stock
AERO M5 UPPER 308WIN 16 BLK
Aero Precision
MSRP: $780.00$700.00The M5 308 come with the S-ONE line of handguards which is designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining...MSRP: $780.00$700.00 -
Out of stock
AERO CMPLT UPPER 5.56 16 MOE BLK
Aero Precision
MSRP: $460.00$415.00This AR15 Complete Upper features a 16" 5.56 MId-Length Barrel with Pinned FSB and Magpul MOE Handguard.MANUFACTURER: Aero PrecisionMPN: APAR502505M65MODEL: AR-15 Complete UpperType of Barrel: 01:07:00Barrel Length: 16"Finish: AnodizedFit: AR-15Caliber:...MSRP: $460.00$415.00 -
Out of stock
AERO CMPLT UPPER 5.56 16 MOE FDE
Aero Precision
MSRP: $460.00$415.00This AR15 Complete Upper features a 16" 5.56 MId-Length Barrel with Pinned FSB and Magpul MOE Handguard.MANUFACTURER: Aero PrecisionMPN: APAR502506M65MODEL: AR-15 Complete UpperType of Barrel: 01:07:00Barrel Length: 16"Finish: AnodizedFit: AR-15Caliber:...MSRP: $460.00$415.00 -
Out of stock
AERO M4E1-T UPPER 5.56 16 FDE
Aero Precision
MSRP: $695.00$625.00This complete upper includes the ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable...MSRP: $695.00$625.00 -
Out of stock
AERO M4E1-T UPPER 5.56 16 BLK
Aero Precision
MSRP: $655.00$590.00This complete upper includes the ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable...MSRP: $655.00$590.00 -
Out of stock
AERO COMPLETE UPPER 5.56 20 A2 BLK
Aero Precision
MSRP: $565.00$510.00This AR15 Complete Upper is the same upper receiver used in the AERO M16A4 Special Edition Complete Rifle and features a 20" 5.56 Barrel with Pinned FSB, A2 Handguard and A2 Detachable Carry Handle.MANUFACTURER: Aero PrecisionMPN: APAR505611MODEL: AR-15...MSRP: $565.00$510.00 -
Out of stock
WMD NIBX FORGED MATCHED SET UPPR/LWR
WMD Guns
MSRP: $325.13$275.00Mil-Spec 7075-T6 Aluminum Forging Machined To Mil Spec Dimensions, Front Magazine Well Finger Grips, Nib-X Nickel Boron Coated For Durability UPPER RECEIVER: Mil-Spec 7075-T6 Aluminum Forging With M4 Feed Ramps. Nib-X Coated For Lubricity And Durability...MSRP: $325.13$275.00 -
Out of stock
TRUE PREC TP-22 10/22 RECVR SILVER
True Precision
MSRP: $356.24$285.00The TRUE TP22 is engineered for precision and performance, featuring a billet aluminum receiver with advanced proprietary machining for optimized fit and function.MANUFACTURER: True PrecisionMPN: TP-1022RC-SSMODEL: TP22Action: Semi-automaticCaliber: 22...MSRP: $356.24$285.00