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
DBST BCG WITH O RING
Doublestar Corp.
MSRP: $183.39$130.99This complete bolt-and-carrier group easily drops into a standard mil-spec AR-15 upper, and it's ready to shoot. Batch magnetic particle inspected bolt gives long service life. Bolt and carrier feature a matte black phosphate finish that resists heat,...MSRP: $183.39$130.99 -
ANGSTADT AR15 BCG 9MM BLK
Angstadt Arms
MSRP: $222.60$159.00This 9mm bolt carrier group is compatible with both GLOCK and Colt style 9mm AR-15 magazines without any further modifications. It features removable weight for use with the Law Tactical folding stock adapter.MANUFACTURER: Angstadt ArmsMPN:...MSRP: $222.60$159.00 -
ANGSTADT AR15 BCG 556NATO BLK
Angstadt Arms
MSRP: $170.80$122.00The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCG's Angstadt makes for law enforcement and military groups around the world. Machined to mil-spec dimensions and finished in a beautiful...MSRP: $170.80$122.00 -
Out of stock
AERO AR10 308 BCG W/LOGO
Aero Precision
MSRP: $293.74$234.99Aero Precision's .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This high quality BCG features a Black Nitride finish, is MPI/HPT and now includes a laser engraved Aero Precision 'A' logoMANUFACTURER: Aero...MSRP: $293.74$234.99 -
Out of stock
FIGHT SCR RAIDER LOWER 223/556 BLK
FightLite
MSRP: $742.89$645.99Now you can assemble your own custom, rifle caliber - pistol powerhouse with the SCR Pistol Lower Receiver Assembly! Includes everything that's needed; simply add your choice of AR/M4 upper, magazine, bolt and firing pin and you've got it made with no...MSRP: $742.89$645.99 -
Out of stock
BCM PSTL LOWER GROUP W/RCVR EXT 556
Bravo Company
MSRP: $603.75$525.00This BCM Receiver is machined from an aluminum forging 7075-T6, Hardcoat Anodized (per MIL-A-8625F, Type III, Class 2)MANUFACTURER: Bravo CompanyMPN: LRG-PISTOLMODEL: BCMAction: Semi-automaticCaliber: 556NATOGrips: BCMType: Complete Lower ReceiverColor:...MSRP: $603.75$525.00 -
Out of stock
SIG MCX/MPX FLDING/TLSCPING STK BLK
Sig Sauer
MSRP: $263.06$210.45Sig Sauer factory replacement collapsible stock assembly installs easily on your MCX, MPX or other platforms with a receiver mounted 1913 rail interface.MANUFACTURER: Sig SauerMPN: STOCK-X-FOLD-TELE-BLKMODEL: 0Description: Folding and TelescopingFit: Sig...MSRP: $263.06$210.45 -
MIDWEST MINIMLST SIDE FLDNG STK FDE
Midwest Industries
MSRP: $274.94$219.95The Midwest Industries Minimalistic Side Folding Stock offers a lightweight and durable way to improve your firearm's stability and comfort. Made from tough 6061 aluminum with a Flat Dark Earth hard coat anodized finish, this stock delivers strength...MSRP: $274.94$219.95 -
Out of stock
MIDWEST AK ALPHA FOLDING STOCK FDE
Midwest Industries
MSRP: $374.94$299.95The Midwest Industries Alpha Series Folding Stock brings the AK platform into the 21st century. Increasing versatility by featuring, an adjustable polymer cheek piece, 5 position locking beam, 3 QD sling attachments, and reversable design for left-handed...MSRP: $374.94$299.95 -
MIDWEST ALPHA SERIES M4 BEAM
Midwest Industries
MSRP: $175.00$125.00Midwest Industries is proud to announce the Alpha Series M4 Beam. This easily installed stock adapter allows the end user the ability to add whichever milspec stock they would like to their compact beam design. This is achieved by connection to a 1913...MSRP: $175.00$125.00 -
Out of stock
MAGPUL ACS-L CARB STK MIL-SPEC FDE
Magpul Industries
MSRP: $112.98$80.70The Magpul ACS-L (Adaptable Carbine Stock - Light) is a drop-in replacement buttstock for AR15/M4 carbines using mil-spec sized receiver extension tubes. A streamlined version of the ACS, the ACS-L utilizes the same center storage compartment and cheek...MSRP: $112.98$80.70 -
Out of stock
MAGPUL ACS-L CARB STK MIL-SPEC BLK
Magpul Industries
MSRP: $112.98$80.70The Magpul ACS-L (Adaptable Carbine Stock - Light) is a drop-in replacement buttstock for AR15/M4 carbines using mil-spec sized receiver extension tubes. A streamlined version of the ACS, the ACS-L utilizes the same center storage compartment and cheek...MSRP: $112.98$80.70