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
NOVESKE BARREL 5.56 11.5 STS
Noveske
MSRP: $446.11$357.00The barrel ships with a gas block. This barrel is designed for Noveske's gas block that is 1" long (INCLUDED). A standard front sight base is 1.9" long and WILL NOT FIT. Barrel installation should be performed by a qualified gunsmith. Installation of the...MSRP: $446.11$357.00 -
Out of stock
NOVESKE BARREL CQB 5.56 10.5 SS
Noveske
MSRP: $421.34$338.00Noveske is proud to manufacture premium barrels for all types of builds. This barrel ships with gas block. This barrel is designed for the Noveske gas block that is 1" long (INCLUDED). A standard front sight base is 1.9" long and WILL NOT FIT. Barrel...MSRP: $421.34$338.00 -
Out of stock
NOVESKE BARREL 300BLK 10.5 SS
Noveske
MSRP: $421.34$338.00Noveske's 300 AAC BLACKOUT is designed to run optimally firing both subsonic suppressed and supersonic unsuppressed. This barrel is tuned to lock back on the last round using subsonic 220 and 208 grain ammunition with a sound suppressor. The firearm may...MSRP: $421.34$338.00 -
Out of stock
MIDWEST UPPER 10.5 223/556 M-LOK 9
Midwest Industries
MSRP: $666.94$580.00This Forged 7075 T6 Aluminum Upper features an M-LOK compatible handguard, M4 feedramps, Melonite finished barrel and Hard Coat Anodizing.MANUFACTURER: Midwest IndustriesMPN: MI-556CRM9-UMODEL: UpperBarrel Length: 10.5"Description: M-LOKFit:...MSRP: $666.94$580.00 -
Out of stock
LUTH AR 11.5 LGHTWGHT BBL W/FSB
Luth-AR
MSRP: $234.23$170.00This 11.5" Government profile barrel is perfect for your AR-15 build. It features a front sight tower for easy targeting and enhanced accuracy and longevity. The 1:7 twist rate is ideal for a wide range of bullet weights. Get the best performance from...MSRP: $234.23$170.00 -
Out of stock
LBE AR 5.56NATO 1/7 TWIST 7.5 BLK
LBE Unlimited
MSRP: $220.89$158.00High 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. LBE Unlimited AR barrels...MSRP: $220.89$158.00 -
Out of stock
LBE READY BUILD KIT 12.5 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 -
Out of stock
LBE READY BUILD KIT 7.5 CHF BBL
LBE Unlimited
MSRP: $560.30$482.00High 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: $560.30$482.00 -
Out of stock
LANTAC 14.5 300 BLACKOUT BARREL BLK
LanTac USA LLC
MSRP: $326.24$261.00Lantac barrels are manufactured to the highest level of accuracy during the machining process. Each barrel is chambered and head spaced to a master bolt face with barrel extension individually matched to each barrel too. The barrel blanks are precision...MSRP: $326.24$261.00 -
LANTAC 7.5 300BLK BARREL BLK
LanTac USA LLC
MSRP: $292.49$0.00Lantac barrels are manufactured to the highest level of accuracy during the machining process. Each barrel is chambered and head spaced to a master bolt face with barrel extension individually matched to each barrel too. The barrel blanks are precision...MSRP: $292.49$0.00Qty in Cart: 0Quantity:Price:MSRP: $292.49$0.00Subtotal: -
LANTAC PATROL UPPER 223 WYLDE 14.5
LanTac USA LLC
MSRP: $1,328.30$0.00The LA-SF15 PATROL URG (Upper Receiver Group) is built to the highest quality standards and assembled by a skilled team of armorers. Each URG undergoes a shot test at Lantac's facility and comes with a lifetime warranty against defects. The LA-SF15 URG...MSRP: $1,328.30$0.00Qty in Cart: 0Quantity:Price:MSRP: $1,328.30$0.00Subtotal: -
LANTAC UTP UPPER 223 WYLDE 11.5 BLK
LanTac USA LLC
MSRP: $1,310.79$0.00The LA-SF15 UTP (Urban Tactical Pistol) URG (Upper Receiver Group) is built to top quality standards and assembled by expert armorers. Each URG undergoes a shot test at Lantac's facility and is backed by a lifetime warranty against defects. The LA-SF15...MSRP: $1,310.79$0.00Qty in Cart: 0Quantity:Price:MSRP: $1,310.79$0.00Subtotal: