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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Out of stock
AERO AR9 LOWER RECEIVER 9/40 FDE
Aero Precision
MSRP: $265.99$190.00The EPC-9 Lower Receiver delivers billet aesthetics in a forged package for your next pistol caliber build. This custom-designed enhanced forging is machined from 7075-T6 Aluminum and has several functional features, much like the M4E1, to help simplify...MSRP: $265.99$190.00 -
Out of stock
AERO AR9 LOWER RECEIVER 9/40 BLK
Aero Precision
MSRP: $237.99$170.00The EPC-9 Lower Receiver delivers billet aesthetics in a forged package for your next pistol caliber build. This custom-designed enhanced forging is machined from 7075-T6 Aluminum and has several functional features, much like the M4E1, to help simplify...MSRP: $237.99$170.00 -
Out of stock
AERO AR15 CARBINE COMPLETE LOWER BLK
Aero Precision
MSRP: $343.74$275.00Aero Precision's AR15 Complete Lower Receiver is the perfect base for your custom AR15 rifle. Save when you buy it complete and let our specialist do the installation for you!MANUFACTURER: Aero PrecisionMPN: APAR501374MODEL: Carbine CompleteAction:...MSRP: $343.74$275.00 -
Out of stock
AERO M4A1 CLONE STRIPPED LWR
Aero Precision
MSRP: $181.99$130.00The M4A1 Clone Lower Receiver features custom engraving on the AR15 Gen 2 Lower Receiver and is the perfect base for your M4A1 clone build.MANUFACTURER: Aero PrecisionMPN: APAR148018CMODEL: LowerAction: Semi-automaticDescription: M4A1 Clone LowerFinish:...MSRP: $181.99$130.00 -
Out of stock
AERO M16A4 CLONE STRIPPED LWR
Aero Precision
MSRP: $181.99$130.00The M16A4 Clone Lower Receiver features custom engraving on the AR15 Gen 2 Lower Receiver and is the perfect base for your M16A4 clone build. These lowers do not have engraving on the right side of the magwell.MANUFACTURER: Aero PrecisionMPN:...MSRP: $181.99$130.00 -
Out of stock
AERO M4E1 STRIPPED LOWER BLACK
Aero Precision
MSRP: $195.99$140.00The M4E1 Lower Receiver delivers billet aesthetics in a forged package. This custom designed enhanced forging is machined from 7075-T6 Aluminum and compatible with all mil-spec AR15 parts. Aside from the visual upgrades this custom engineered design...MSRP: $195.99$140.00 -
Out of stock
AERO M5 AR10 STRIPPED LWR FDE
Aero Precision
MSRP: $287.49$230.00The M5 .308 Stripped Lower Receiver helps you build a big-bore AR from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.MANUFACTURER: Aero PrecisionMPN: APAR308005CMODEL: M5Action:...MSRP: $287.49$230.00 -
Out of stock
AERO AR15 STRIPPED LOWER GEN 2 FDE
Aero Precision
MSRP: $195.99$140.00The Aero Precision AR15 Gen 2 Stripped Lower Receiver is the perfect base for your custom AR15 build. Machined to mil-spec dimensions, these lowers work with standard AR15 components and ensure the highest quality with a correct component interface...MSRP: $195.99$140.00 -
Out of stock
AERO M5 AR10 STRIPPED LWR BLK
Aero Precision
MSRP: $202.99$145.00Aero Precision's M5 .308 Stripped Lower Receiver helps you build a big-bore AR from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.MANUFACTURER: Aero PrecisionMPN: APAR308003CMODEL: M5Action:...MSRP: $202.99$145.00 -
Out of stock
AERO X15 AR15 STRPD LOWER GEN2 BLACK
Aero Precision
MSRP: $167.99$120.00The Aero Precision X15 AR15 Gen 2 Stripped Lower Receiver is the perfect base for your custom AR15 build. Machined to mil-spec dimensions, these lowers work with standard AR15 components and ensure the highest quality with a correct component interface...MSRP: $167.99$120.00