Lower Receivers
Gas & Brass Armory offers a full selection of AR-15 lower receivers in Brandon, FL—perfect for your next rifle build or upgrade. Choose from trusted brands like Aero Precision, Anderson, BCM, and more. Whether you're looking for stripped lowers for a custom build or complete lowers ready to pin on your upper, we have durable, mil-spec components to fit your needs. Visit us in-store or shop online with confidence.
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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
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 -
Out of stock
FIGHTLITE INDUSTRIES LOWER RECEIVER SCRLWRRFD
FIGHTLITE INDUSTRIES
$646.00The FightLite SCR Sport Configurable Rifle blends the strength reliability accuracy and rugged allweather characteristics of Americas longest serving infantry rifle with the classic lines of an American Sporter. Enjoyed by sportsmen and women everywhere...$646.00 -
Out of stock
FIGHTLITE INDUSTRIES SCR LOWER RECEIVER SCRLWRRBK
FIGHTLITE INDUSTRIES
$646.00The FightLite SCR Sport Configurable Rifle blends the strength reliability accuracy and rugged allweather characteristics of Americas longest serving infantry rifle with the classic lines of an American Sporter. Enjoyed by sportsmen and women everywhere...$646.00 -
Out of stock
DESERT TECH QUATTRO-15 LOWER RECEIVER QTRLR15B53
DESERT TECH
$309.00The Quattro15 lower receiver accepts the Quadmag53 Desert Techs 53 round magazine and standard AR pattern mags. The lower receiver is drop in capable will all standard AR15 upper receivers. The Quattro15s 53 round magazines give patriots the ability to...$309.00 -
Out of stock
DIAMONDBACK DB15 LOWER RECEIVER DB2228R001
Diamondback Firearms
$96.00This magazine is compatible with your Diamondback DBAM29. It features a finger extension.$96.00