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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SHIELD SA-15 CMPL FLDG LWR W/B5 BLK
Shield Arms
MSRP: $618.74$494.99SHIELD 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$494.99 -
SHARPS SHOWDOWN BILLET LOWER
Sharps Bros.
MSRP: $356.19$284.95SHARPS SHOWDOWN BILLET LOWERMANUFACTURER: Sharps Bros.MPN: SHRPSBLR11MODEL: ShowdownAction: Semi-automaticFinish: AnodizedCaliber: MultiType: Stripped Lower ReceiverColor: BlackMSRP: $356.19$284.95 -
SHARPS MB47 1913 MLLD AK RCVR 762X39
Sharps Bros.
MSRP: $557.75$446.20The 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$446.20 -
SHARPS MB74 MLLD AK RECEIVER 5.45X39
Sharps Bros.
MSRP: $557.75$446.20SHARPS MB74 MLLD AK RECEIVER 5.45X39MANUFACTURER: Sharps Bros.MPN: SBAK04MODEL: MB74Action: Semi-automaticFinish: Black OxideCaliber: 7.62X39Type: Stripped Lower ReceiverColor: BlackMSRP: $557.75$446.20 -
SHARPS LIVEWIRE FORGED LOWER
Sharps Bros.
MSRP: $209.93$149.95Livewire is a more traditional style AR15 receiver, but still unlike anything else out there with looks all its own. Heavily flared mag well, ambidextrous bolt release, a stepped transition between trigger guard and mag well, threaded bolt catch pin,...MSRP: $209.93$149.95 -
SHARPS MB47 MLLD AK RECEIVER 7.62X39
Sharps Bros.
MSRP: $359.36$287.49The MB47 is patterned after the original milled Bulgarian receivers but with the added feature of an integrated AR buffer extension. Each 2 pound receiver is machined from a solid 15 pound block of US sourced 4140 steel, then heat treated to an RC41...MSRP: $359.36$287.49 -
SHARPS GEN2 OVERTHROW BILLET LWR BLK
Sharps Bros.
MSRP: $332.44$265.95This, my friends, is Overthrow. An open mag well helmet design, with battle worn dents, sword gashes and crack lines. Leave it anodized black, give it a Spartan style, a Viking theme ... the customization opportunities with this one are endless...MSRP: $332.44$265.95 -
SHARPS GEN2 WARTHOG BILLET LOWER
Sharps Bros.
MSRP: $332.44$265.95The Warthog Gen2 features now include a threaded bolt catch pin, reduced weight and improved styling - and lower costs to you. Warthog's design is inspired by the A-10 Warthog aircraft.MANUFACTURER: Sharps Bros.MPN: SBLR02MODEL: SBLR02Action:...MSRP: $332.44$265.95 -
SANTAN STT-15L LT PLR LWR RCVR ODG
San Tan Tactical
MSRP: $342.80$274.24The STT-15L has all the same great aesthetics as SanTan's standard STT-15 Receiver Combo but incorporates a significant weight reduction. They set out to design the STT-15L for those who participate in 3-gun, hunting, or any other shooting activity where...MSRP: $342.80$274.24 -
SANTAN STT15 PLR RCVER CMBO MULTI OD
San Tan Tactical
MSRP: $589.66$471.73The 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$471.73 -
SANTAN STT-15L LT LOWER RECEIVER
San Tan Tactical
MSRP: $332.73$266.18San 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: $332.73$266.18 -
RISE STRIPPED AR 15 LOWER BLK
Rise Armament
MSRP: $161.00$115.00RISE STRIPPED AR 15 LOWER BLKMANUFACTURER: Rise ArmamentMPN: RA-SL-223MODEL: Stripped Lower ReceiverAction: Semi-automaticFinish: AnodizedCaliber: MultiType: Stripped Lower ReceiverColor: BlackMSRP: $161.00$115.00