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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SOLGW M4 LOWER LFT A5 BRAVO RBL STRP
Sons of Liberty Gun Works
MSRP: $643.99$560.00Sons of Liberty Gun Works believes in Quality Mil-Spec or better parts. They believe there is no substitute for quality and that your gun should be built right the first time, ready for hard use right out of the box. This is evident in their complete...MSRP: $643.99$560.00 -
SOLGW SCALPER STRPD RECEIVER SET FDE
Sons of Liberty Gun Works
MSRP: $473.81$380.00The Sons of Liberty Gun Works stripped upper and lower receivers are made to the tightest tolerances while still being compatible with Mil-Spec parts and upper receivers. This ensures that there is absolutely no wobble between receivers which can affect...MSRP: $473.81$380.00 -
SOLGW SCALPER STRPD RECEIVER SET ODG
Sons of Liberty Gun Works
MSRP: $473.81$380.00The Sons of Liberty Gun Works stripped upper and lower receivers are made to the tightest tolerances while still being compatible with Mil-Spec parts and upper receivers. This ensures that there is absolutely no wobble between receivers which can affect...MSRP: $473.81$380.00 -
SOLGW SCALPER COMPLETE LOWER BLACK
Sons of Liberty Gun Works
MSRP: $655.50$570.00SOLGW M4 Milspec Complete Lower. Collaboration with Rogue American Apparel featuring the Scalper logo and selector markings. Forged from 7075-T6 Aluminum. M16 pocket cutout. Fully machined to remove flash markings from forging.MANUFACTURER: Sons of...MSRP: $655.50$570.00 -
SHIELD SA-15 CMPL FLDG LWR W/B5 BLK
Shield Arms
MSRP: $618.74$495.00SHIELD SA-15 CMPL FLDG LWR W/B5 BLKMANUFACTURER: Shield ArmsMPN: SA-15-SLU-B5MODEL: SA-15Action: Semi-automaticFinish: AnodizedCaliber: 223 RemingtonType: Complete Lower ReceiverColor: BlackStock: B5 BravoMSRP: $618.74$495.00 -
SHARPS GEN2 OVERTHROW BILLET LWR BRZ
Sharps Bros.
MSRP: $425.00$340.00Sharps Bros. builds a series of custom AR-15 lower receivers and has evolved from a one-man business to a full-fledged firearm design and manufacturing organization.MANUFACTURER: Sharps Bros.MPN: SBLR07-BD-BRONZEMODEL: SBLR07Action:...MSRP: $425.00$340.00 -
SHARPS MB47 1913 MLLD AK RCVR 762X39
Sharps Bros.
MSRP: $557.75$447.00The MB47-1913 is patterned after the original milled Bulgarian receivers but with the added feature of an integrated 1913 Picatinny stock interface. These are perfect for folding stock options from Sig or SB Tactical. Personally, I really like SB's new...MSRP: $557.75$447.00 -
SHARPS MB74 MLLD AK RECEIVER 5.45X39
Sharps Bros.
MSRP: $557.75$447.00SHARPS MB74 MLLD AK RECEIVER 5.45X39MANUFACTURER: Sharps Bros.MPN: SBAK04MODEL: MB74Action: Semi-automaticFinish: Black OxideCaliber: 7.62X39Type: Stripped Lower ReceiverColor: BlackMSRP: $557.75$447.00 -
SANTAN STT15 PLR RCVER CMBO MULTI OD
San Tan Tactical
MSRP: $589.66$472.00The STT-15 was born out of a desire to develop a true ambidextrous AR-15 pattern weapon system, built to the tightest possible tolerances. The full suite of ambidextrous controls comes standard on all Pillar AMBI receiver sets and lowers and allows for...MSRP: $589.66$472.00 -
SANTAN STT-15 PILLAR RECEIVER SET
San Tan Tactical
MSRP: $562.50$450.00San Tan Tactical believes in America, and the heritage upon which this great nation was built. They only use the highest quality machine's in conjunction with the highest quality American made materials.MANUFACTURER: San Tan TacticalMPN:...MSRP: $562.50$450.00 -
SANTAN STT-15L LT RECEIVER SET
San Tan Tactical
MSRP: $562.50$450.00San Tan Tactical believes in America, and the heritage upon which this great nation was built. They only use the highest quality machine's in conjunction with the highest quality American made materials.MANUFACTURER: San Tan TacticalMPN:...MSRP: $562.50$450.00 -
RADIAN A-DAC 15 LOWER RECEIVER ODG
Radian Weapons
MSRP: $592.19$515.00Machined from billet 7075-T6 aluminum, the A-DAC 15 is a fully ambidextrous lower receiver for AR15-style firearms. In addition to the Talon Ambidextrous Safety Selector, left-side magazine release, and right-side bolt release, the A-DAC 15 features the...MSRP: $592.19$515.00