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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DD RIS III RAIL ASSEMBLIES 12.5 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 12.5 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 -
DD RIS III RAIL ASSEMBLIES 10.5 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 9.5 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 9.5 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 -
DD RIS II MK18 RAIL 9.5 BLK
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 -
Q FIX BARREL ASSEMBLY 8.6 BLK 12
Q
MSRP: $592.25$515.00Each barrel includes a headspaced barrel extension. Made from 416R Stainless Steel, these barrels feature a bead-blasted matte finish. Q barrels are equipped with button-cut rifling and have a 5/8x24 thread pitch with an M18-1.5 Tapered Muzzle...MSRP: $592.25$515.00 -
NOVESKE BARREL RECON 5.56 16 SS
Noveske
MSRP: $522.50$425.00The Noveske Recon barrel is a great choice for your next AR-15 build, packed with great features and undeniable accuracy this barrel is made for users enjoy top tier performance.MANUFACTURER: NoveskeMPN: 07000055MODEL: ReconType of Barrel: 01:07:00Barrel...MSRP: $522.50$425.00 -
CMMG BBL AND BCG KIT 16.1 5.7X28MM
CMMG
MSRP: $537.56$445.00The 16.1" 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...MSRP: $537.56$445.00 -
SUREFIRE TRNG SUPPR 7.62MM BLK
Surefire
MSRP: $527.50$422.00High quality components and precise manufacturing make SureFire 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.MANUFACTURER:...MSRP: $527.50$422.00 -
Out of stock
SPIKES RARE BREED CRUSADER LOWER RECEIVER STLB960PCH
SPIKES
$437.00Spikes Rare Breed Crusader multicaliber stripped lower is made to the highest standards. It is constructed of 7075T6 forged aluminum with a black hard coat anodized finish. This model features the painted crusader. NOTE Requires a lower parts kit buffer ...$437.00 -
Out of stock
SPIKES UPPER/LOWER SET STSB920
SPIKES
$590.00Spikes Tactical Glock Magazine 9mm lower with pockets machined in many areas to reduce weight. The lower receiver design was engineered to shave the weight and increase strength exactly where we wanted it. All edges and surfaces have been 3D chamfered to...$590.00