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
SHIELD ARMS LOWER RECEIVER SAO15
Shield Arms
$135.00The Shield Arms Partisan Sling was designed by former Green Beret and RD Gremlin Tyler Imig and brings together his years of experience along with all the best features of slings hes used into one superior sling design. TwoStage progressive tension...$135.00 -
RUGER AR-556 LOWER RECEIVER 8516
Ruger
$0.00Rugers AR556 Lower has a sixposition telescoping Magpul MOE carbine buttstock and MilSpec buffer tube which allows the rifle to be properly sized for different shooters. The ergonomic pistol grip features an extended trigger reach for more precise...$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
RUGER AR-556 LOWER RECEIVER 8506
Ruger
$0.00This Ruger AR lower receiver makes a great centerpiece component for those looking to build their own modern sporting rifle. It is CNCmachined from forged 7075T6 aluminum with a hardcoat anodized finish. NOTE Requires a lower parts kit buffer stock of...$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
RISE ARMAMENT ADVANCED PERFORMANCE RABLR223535
Rise Armament
$0.00The RISE Armament RA 535 Advanced Performance Trigger helps fire more quickly and accurately. Its highly regarded as the best trigger. Now available with a black trigger blade the RA535 APT will not only improve the performance of rifles but the look of...$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
Out of stock
RADIAN WEAPONS LOWER RECEIVER R0848
Radian Weapons
$1,145.00The Radian Weapons Billet Upper Lower Builder Sets were created to function as the best item for anyone looking for a top quality selection. These AR15 Receiver Sets from the professional product specialists at Radian Weapons are designed working with...$1,145.00 -
PATRIOT ORDNANCE FACTORY P-415 LOWER RECEIVER 626
Patriot Ordnance Factory
$0.00The MilSpec 7075T6 aircraft aluminum Antitilt Buffer Tube uses carrier cradle extensions to ensure that the carrier is always supported by the buffer tube even when the bolt is forward. This prevents carriertilt and premature wear on the buffer tube...$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
LARUE TACTICAL STRIPPED LOWER RECEIVER LT15X01BLK
LARUE TACTICAL
$0.00The Larue Tactical MLOK Handguard is a precisionengineered freefloating forend designed for ARplatform rifles offering enhanced modularity accuracy and durability. With its 14.5inch length this handguard provides ample space for accessory mounting making...$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
GRIFFIN ARMAMENT MK2 LOWER RECEIVER MK2AL
Griffin Armament
$0.00The Griffin MK2 Ambi Lower is the ideal foundation for your next rifle build. Precisely machined from highgrade 7075T6 aluminum to exact tolerances the MK2 lower is a premium rifle platform offering proper fitment and utility with milspec lower...$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
Out of stock
FRANKLIN ARMORY LIBERTAS LOWER RECEIVER 0020009BLK
FRANKLIN ARMORY
$432.00Franklin Armory Libertas Proprietary Billet Lower Receiver Machined From 7075T6 Aluminum Hard Coat Type III Anodized Black Flared Magazine Well for Quick Magazine Changes Ambidextrous Push Button QD Sling Mounts Integral Cold Weather Trigger Guard...$432.00 -
Out of stock
FRANKLIN ARMORY LIBERTAS LOWER RECEIVER 0020003BLK
FRANKLIN ARMORY
$248.00Franklin Armory Libertas Proprietary Billet Lower Receiver Machined From 7075T6 Aluminum Hard Coat Type III Anodized Black Flared Magazine Well for Quick Magazine Changes Ambidextrous Push Button QD Sling Mounts Integral Cold Weather Trigger Guard...$248.00 -
Out of stock
FRANKLIN ARMORY BFSIII LOWER RECEIVER 0020023BLK
FRANKLIN ARMORY
$612.00Franklin Armory Libertas Proprietary Billet Lower Receiver Machined From 7075T6 Aluminum Hard Coat Type III Anodized Black Flared Magazine Well for Quick Magazine Changes Ambidextrous Push Button QD Sling Mounts Integral Cold Weather Trigger Guard...$612.00 -
Out of stock
FN FN-15 LOWER RECEIVER 20100466
FN America
$129.00The Catch 22 Ti is a lightweight tough and quiet rimfire suppressor reducing muzzle blast from all 22 LR firearms. A perfect pair with the FN 502 Tactical reliable feed and extraction across most ammunition types is the new standard maintaining...$129.00