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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TACSOL XRING VR GEN2 RCVR 22LR BLACK
Tactical Solutions
MSRP: $610.65$531.00The X-RING VR Gen 2 was developed to incorporate some of the desired features sought by their customer base. They approached this update with concept of modularity, creating a suite of in-house optional parts allowing the customer to configure their...MSRP: $610.65$531.00 -
SPIKE S BILLET LOWER GEN2 W/PARTS
Spike's Tactical
MSRP: $506.25$405.00This lower receiver design was engineered to shave weight and increase strength. Now you can have a billet lower receiver with full ambi controls close to the weight of a standard forged receiver without sacrificing any strength. All edges and surfaces...MSRP: $506.25$405.00 -
SHIELD SA-15 STRIPPED LOWER FLD BLK
Shield Arms
MSRP: $371.25$297.00SHIELD SA-15 STRIPPED LOWER FLD BLKMANUFACTURER: Shield ArmsMPN: SA-15-SLUMODEL: SA-15Action: Semi-automaticCaliber: 223 RemingtonType: Stripped Lower ReceiverColor: BlackMSRP: $371.25$297.00 -
SANTAN STT-15L LT PLR RCVR MULTI ODG
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 -
RADIAN A-DAC 15 LOWER RECEIVER BROWN
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 -
RADIAN A-DAC 15 LOWER RECEIVER BLACK
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 -
PWS MK1 2-M COMP LOWER KODIAK BROWN
Primary Weapons Systems
MSRP: $624.21$571.00Experience shooting versatility with the PWS MK1 MOD 2-M Multi-Caliber Lower Receiver. Crafted from robust 7075-T651 Forged Aluminum and finished with Mil 8625 Type lll Class 2 hard coat anodize, this lower empowers shooters to customize their rifle with...MSRP: $624.21$571.00 -
PWS MK1 MOD 2-M STRIPPED LOWER
Primary Weapons Systems
MSRP: $374.94$320.00Primary Weapons Systems was formed by firearm enthusiasts in 2008. Starting out by producing muzzle devices, they tested their compensators on all different types of rifles - from M4s to AK-47s. After using both styles of rifles in testing with high...MSRP: $374.94$320.00 -
LANTAC SF FRGD BUILDER SET 13.5 RL
LanTac USA LLC
MSRP: $591.66$515.00Lantac AR-15 builder set includes an upper and lower receiver along with an M-LOK handguard. Their forged receiver set is packed with 'above milspec' features, making it an ideal choice for shooters seeking an upgraded configuration while maintaining a...MSRP: $591.66$515.00 -
LANTAC SF FRGD BUILDER SET 12.5 RL
LanTac USA LLC
MSRP: $587.06$511.00Lantac AR-15 builder set includes an upper and lower receiver along with an M-LOK handguard. Their forged receiver set is packed with 'above milspec' features, making it an ideal choice for shooters seeking an upgraded configuration while maintaining a...MSRP: $587.06$511.00 -
LANTAC SF FRGD BUILDER SET 6.75 RL
LanTac USA LLC
MSRP: $614.36$492.00Lantac AR-15 builder set includes an upper and lower receiver along with an M-LOK handguard. Their forged receiver set is packed with 'above milspec' features, making it an ideal choice for shooters seeking an upgraded configuration while maintaining a...MSRP: $614.36$492.00