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Handgun Parts

Handgun Parts

Explore premium handgun parts at Gas & Brass Armory. Whether you're upgrading your carry pistol, replacing worn components, or customizing your firearm for better performance, we offer a full selection of quality handgun parts from trusted manufacturers. Shop triggers, slides, barrels, springs, pins, recoil assemblies, and more—compatible with Glock, SIG Sauer, Smith & Wesson, Taurus, and other popular brands. Designed for reliability and precision, our parts support everything from tactical builds to everyday carry upgrades.

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  • SIG P320 X-SERIES 9MM 3.9 OR SH BLK
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    SIG P320 X-SERIES 9MM 3.9 OR SH BLK

    Sig Sauer

    MSRP: $368.71
    $0.00
    Factory replacement Slide Assembly for the P320 Compact (non-X-Series), Carry, and Full size (X-Series and non-X-Series) grip modules.MANUFACTURER: Sig SauerMPN: 8900958MODEL: P320 X-Series Slide AssemblyColor: Black
    MSRP: $368.71
    $0.00
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    MSRP: $368.71
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    SIG P320 SLIDE COMPLETION KIT
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    SIG P320 SLIDE COMPLETION KIT

    Sig Sauer

    MSRP: $117.53
    $84.00
    All the factory replacement corrosion-resistant parts to complete your P320 slide, minus barrel, sights, and recoil assembly.MANUFACTURER: Sig SauerMPN: 8900979MODEL: Completion KitColor: Black
    MSRP: $117.53
    $84.00
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    MSRP: $117.53
    $84.00
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  • SIG P320F PROCUT 9MM 4.7 OR SH COY
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    SIG P320F PROCUT 9MM 4.7 OR SH COY

    Sig Sauer

    MSRP: $474.38
    $0.00
    Factory replacement PRO-CUT Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900953MODEL: Slide AssemblyColor: Coyote
    MSRP: $474.38
    $0.00
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    MSRP: $474.38
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    SHLD PREM MAG CTCH FOR GLK43X RH GLD
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    SHLD PREM MAG CTCH FOR GLK43X RH GLD

    Shield Arms

    MSRP: $46.61
    $34.00
    The Premium S15 Steel Mag Catch for the Glock 43X/48 has been optimized for left or right-handed use specifically and is NOT ambidextrous. Because the catch is not ambidextrous, Shield Arms were able to eliminate hard angles on the bottom of the catch...
    MSRP: $46.61
    $34.00
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    MSRP: $46.61
    $34.00
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  • Out of stock
    SHLD PREM MAG CTCH FOR GLK43X LH BLK
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    SHLD PREM MAG CTCH FOR GLK43X LH BLK

    Shield Arms

    MSRP: $44.09
    $32.00
    The Premium S15 Steel Mag Catch for the Glock 43X/48 has been optimized for left or right-handed use specifically and is NOT ambidextrous. Because the catch is not ambidextrous, Shield Arms were able to eliminate hard angles on the bottom of the catch...
    MSRP: $44.09
    $32.00
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    MSRP: $44.09
    $32.00
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  • Out of stock
    SHIELD ARMS PREM MAGWELL FOR G43X/48
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    SHIELD ARMS PREM MAGWELL FOR G43X/48

    Shield Arms

    MSRP: $100.80
    $72.00
    Speed up your reloads with the Shield Arms magwell for the Glock 43X/48. Made from billet aluminum and type 2 hard coat anodized, Shield Arm's magwell will provide you with a durable platform to speed up your reloads and keep you on target.MANUFACTURER:...
    MSRP: $100.80
    $72.00
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    MSRP: $100.80
    $72.00
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    SHIELD ARMS MAGWELL FOR G43X/48 MUD
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    SHIELD ARMS MAGWELL FOR G43X/48 MUD

    Shield Arms

    MSRP: $94.50
    $68.00
    Speed up your reloads with the Shield Arms magwell for the Glock 43X/48.MANUFACTURER: Shield ArmsMPN: G43X48-MAGWELL-MUDMODEL: MagwellFinish: AnodizedType: MagwellColor: Mud
    MSRP: $94.50
    $68.00
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    MSRP: $94.50
    $68.00
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    SHIELD ARMS MAGWELL FOR G43X/48 RED
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    SHIELD ARMS MAGWELL FOR G43X/48 RED

    Shield Arms

    MSRP: $94.50
    $68.00
    Speed up your reloads with the Shield Arms magwell for the Glock 43X/48.MANUFACTURER: Shield ArmsMPN: G43X48-MAGWELL-REDMODEL: MagwellFinish: AnodizedType: MagwellColor: Red
    MSRP: $94.50
    $68.00
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    $68.00
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    SHIELD MAG CATCH FOR GLK 43X/48 BRNZ
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    SHIELD MAG CATCH FOR GLK 43X/48 BRNZ

    Shield Arms

    MSRP: $20.79
    $13.00
    Shield Arm's steel mag catch is optimized to work with the Shield Arms S15 magazine. While it remains compatible with plastic OEM magazines, it can cause increased wear on plastic mags with prolonged use, and OEM mags may not drop free. Shield Arm's does...
    MSRP: $20.79
    $13.00
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    MSRP: $20.79
    $13.00
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    Out of stock
  • SAMSON MAGWELL M&P SHLD PLUS W/BSPLT
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    SAMSON MAGWELL M&P SHLD PLUS W/BSPLT

    Samson Manufacturing Corp.

    MSRP: $156.52
    $0.00
    Establish a full grip, cut your reload times, and drop your mags clean with the new compact magwell for the M&P 9 Shield Plus.MANUFACTURER: Samson Manufacturing Corp.MPN: 04-06150-03MODEL: 0Type: MagwellColor: Black
    MSRP: $156.52
    $0.00
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    MSRP: $156.52
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    RA GUIDE ROD ASSY FOR GLK 19 GEN5 SS
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    RA GUIDE ROD ASSY FOR GLK 19 GEN 5 SS

    Rival Arms

    MSRP: $69.99
    $50.00
    Experienced shooters realize plastic guide rods can chip, crack, or break resulting in feeding or ejection failures, flex can also contribute to accuracy problems. Rival Arms Guide Rod Assemblies address all of these issues and will provide you a...
    MSRP: $69.99
    $50.00
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    MSRP: $69.99
    $50.00
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  • Out of stock
    RA GUIDE ROD ASSY FOR GLK 43/43X/48
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    RA GUIDE ROD ASSY FOR GLK 43/43X/48

    Rival Arms

    MSRP: $62.99
    $45.00
    Experienced shooters realize plastic guide rods can chip, crack, or break resulting in feeding or ejection failures, flex can also contribute to accuracy problems. Rival Arms Guide Rod Assemblies address all of these issues and will provide you a...
    MSRP: $62.99
    $45.00
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    Qty in Cart: 0
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    MSRP: $62.99
    $45.00
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    Out of stock
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