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
FN FN-15 LOWER RECEIVER 20100466
FN
$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
DIAMONDBACK DB15 LOWER RECEIVER DB2228R001
DIAMONDBACK
$96.00This magazine is compatible with your Diamondback DBAM29. It features a finger extension.$96.00 -
Out of stock
BUSHMASTER M4 BUILT LOWER RECEIVER 0020010BLK
BUSHMASTER
$225.00The M4 Built Lower Receiver a premium firearm component crafted from 7075 Forged XM15E2S Lower Receiver. With a weight of just 2 LBS it boasts a 6 Position Buffer Tube M4 Carbine Stock A2 Pistol Grip and MilSpec Trigger. Proudly made in the USA this...$225.00 -
Out of stock
ANGSTADT ARMS 940 LOWER RECEIVER AA0940LRBA
Angstadt Arms
$250.00Angstadt Arms 0940 Lower Receiver is machined from 7075T6 billet aluminum with a matte black hardcoat anodized finish and works with any milspec upper receiver. It features a flared magwell integrated oversized trigger guard and a last round bolt hold...$250.00 -
Out of stock
WMD NIBX FORGED MATCHED SET UPPR/LWR
WMD Guns
MSRP: $325.13$261.00Mil-Spec 7075-T6 Aluminum Forging Machined To Mil Spec Dimensions, Front Magazine Well Finger Grips, Nib-X Nickel Boron Coated For Durability UPPER RECEIVER: Mil-Spec 7075-T6 Aluminum Forging With M4 Feed Ramps. Nib-X Coated For Lubricity And Durability...MSRP: $325.13$261.00 -
Out of stock
SPIKE S STRIPPED UPPER/LOWER SET SPI
Spike's Tactical
MSRP: $264.38$212.00Spike's Tactical strives to build the highest quality products and offer them at the best possible price to the consumer. It doesn't matter if you are simply a gun enthusiast, a competitive 3 gun shooter or a military or law enforcement professional,...MSRP: $264.38$212.00 -
Out of stock
SPIKE S STRIPPED LOWER (GADSDEN)
Spike's Tactical
MSRP: $149.94$108.00The Spikes Tactical Forged AR-15 lower receiver is perfect for your next AR-15 build. This particular lower receiver features the Gadsden logo which has not been color filled. The lower is made from 7075 T6 aluminum and is finished with a Type III hard...MSRP: $149.94$108.00 -
Out of stock
SPIKE S STRIPPED LOWER 9MM GLK PTNMG
Spike's Tactical
MSRP: $225.54$162.00Spike's lowers are made to the highest standards. If you are planning a build or just putting lowers away for a rainy day, you can't go wrong with Spike's lower receivers.MANUFACTURER: Spike's TacticalMPN: STLS920MODEL: 9mm Glock Style with Spider...MSRP: $225.54$162.00 -
Out of stock
SPIKE S STRIPPED LOWER (SNOWFLAKE) STLS030-CFA
Spike's Tactical
MSRP: $181.44$130.00Spike's Tactical stripped lowers are made to the highest standards. If you are planning a build or just putting lowers away for a rainy day you can't go wrong with Spike's lower receivers.MANUFACTURER: Spike's TacticalMPN: STLS030-CFAMODEL:...MSRP: $181.44$130.00 -
Out of stock
SOLGW R/S STRIPPED LOWER
Sons of Liberty Gun Works
MSRP: $199.50$143.00In 1767, the Sons of Liberty adopted a flag called the Rebellious Stripes with nine uneven vertical stripes (five red and four white). That Flag is the inspiration for SOLGW Rebellious Stripes Lower Receiver.MANUFACTURER: Sons of Liberty Gun WorksMPN:...MSRP: $199.50$143.00 -
Out of stock
SOLGW LOYAL 9 STRIPPED LOWER
Sons of Liberty Gun Works
MSRP: $199.50$143.00SOLGW M4 Milspec Stripped Lower. Loyal 9 logo and Safe-Semi-Auto Selector markings. Forged from 7075-T6 Aluminum. Black Hard Coat Anodized Finish. M16 pocket cutout. Fully machined to remove flash markings from forging.MANUFACTURER: Sons of Liberty Gun...MSRP: $199.50$143.00 -
Out of stock
SOLGW SCALPER STRIPPED LOWER
Sons of Liberty Gun Works
MSRP: $192.85$138.00SOLGW M4 Milspec Stripped Lower. Collaboration with Rogue American Apparel featuring the Scalper logo and selector markings. Forged from 7075-T6 Aluminum. Black Hard Coat Anodized Finish. M16 pocket cutout. Fully machined to remove flash markings from...MSRP: $192.85$138.00