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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LBE READY BUILD KIT 13.7 CHF BBL
LBE Unlimited
MSRP: $596.47$557.00High quality components and precise manufacturing make LBE parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on. The LBE Ready Build Kit...MSRP: $596.47$557.00 -
CMMG BBL AND BCG KIT 8 5.7X28MM
CMMG
MSRP: $482.99$423.00The 8" 5.7x28mm Barrel and BCG Kit is perfect for building an AR pistol or SBR in 5.7x28mm using CMMG's patented Radial Delayed Blowback operating system. Unlike typical direct blowback systems, Radial Delayed Blowback not only reduces the weight in your...MSRP: $482.99$423.00 -
ANGSTADT CMPLT UPPR 9MM 6 BLK
Angstadt Arms
MSRP: $620.99$540.00Angstadt Arms complete upper receiver pistol assembly is ready to run out of the box with any 9mm AR-15 lower receiver. Featuring the same high quality parts that go into their UDP-9 pistol, this completed upper receiver is compatible with both GLOCK and...MSRP: $620.99$540.00 -
BAD 556 AR15 BCG TITANIUM ARMORTI
Battle Arms Development
MSRP: $493.75$429.00The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility of hard-use MSR components...MSRP: $493.75$429.00 -
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 -
MAXIM SCW STOCK GEN7 STD BLK
Maxim Defense Industries
MSRP: $590.57$514.00The Maxim Defense SCW Stock is built for comfort and durability for real-world use. No buttons to push, just pull the stock to deploy. At its most collapsed position, this SCW stock only adds 4.0" to your AR-15. At full extension, the Maxim SCW stock...MSRP: $590.57$514.00 -
FN SCAR SSR REAR STOCK ASSEMBLY BLK
FN America
MSRP: $833.75$725.00The FN SCAR SSR Rear Stock is the ultimate precision upgrade to your SCAR 16S and 17S, allowing you to quickly convert your carbine into a DMR-style rifle that is fully adjustable for length of pull (LOP) and cheek height. No tools required! Designed to...MSRP: $833.75$725.00 -
Q QSERT HANDGUARD THE FIX 15
Q
$425.00This Handguard is compatible with The Fix by Q which utilizes the Q SERT mounting solution.MANUFACTURER: QMPN: ACC-FIX-HG-QSERT-15.25MODEL: QSERT HANDGUARDDescription: Q SERTFinish: AnodizedFit: Q FixSize: 15"Type: HandguardColor: Gray$425.00 -
DD RIS II MK18 RAIL 9.5 FDE
Daniel Defense
MSRP: $576.15$501.00The Daniel Defense Rail Interface System (RIS II) was designed at the request of the United States Special Operations Command (SOCOM) for the SOPMOD II program. SOCOM had a specific requirement for a free float M203 solution and Daniel Defense responded,...MSRP: $576.15$501.00 -
DD M4A1 RAIL SYSTEM BLK
Daniel Defense
MSRP: $576.15$485.00The Daniel Defense Rail Interface System (RIS II) was designed at the request of the United States Special Operations Command (SOCOM) for the SOPMOD II program. SOCOM had a specific requirement for a free float M203 solution and Daniel Defense responded,...MSRP: $576.15$485.00 -
DD RIS III RAIL ASSEMBLIES 13 BLK
Daniel Defense
MSRP: $576.15$501.00The Daniel Defense RIS III Rail Interface System takes the proven design of Daniel Defense's two-piece RIS II rails-used by U.S. Special Operations Command (SOCOM) since 2006-and reduces weight while adding versatility by utilizing M-LOK attachment. You...MSRP: $576.15$501.00 -
DD RIS III RAIL ASSEMBLIES 13 FDE
Daniel Defense
MSRP: $576.15$501.00The Daniel Defense RIS III Rail Interface System takes the proven design of Daniel Defense's two-piece RIS II rails-used by U.S. Special Operations Command (SOCOM) since 2006-and reduces weight while adding versatility by utilizing M-LOK attachment. You...MSRP: $576.15$501.00