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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 P320SC PROCUT 9MM 3.6 OR SH COY
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    SIG P320SC PROCUT 9MM 3.6 OR SH COY

    Sig Sauer

    MSRP: $474.38
    $380.00
    Factory replacement PRO-CUT Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900951MODEL: Slide AssemblyColor: Coyote
    MSRP: $474.38
    $380.00
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $474.38
    $380.00
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    Out of stock
  • Out of stock
    SIG P320SC PROCUT 9MM 3.9 OR SH BLK
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    SIG P320SC PROCUT 9MM 3.9 OR SH BLK

    Sig Sauer

    MSRP: $474.38
    $380.00
    Factory replacement PRO-CUT Slide Assembly for the P320 Compact (non-X-Series) and Full size (X-Series and non-X-Series) grip modules.MANUFACTURER: Sig SauerMPN: 8900949MODEL: Slide AssemblyColor: Black
    MSRP: $474.38
    $380.00
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $474.38
    $380.00
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    Out of stock
  • Out of stock
    SIG P320SC PROCUT 9MM 3.6 OR SH BLK
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    SIG P320SC PROCUT 9MM 3.6 OR SH BLK

    Sig Sauer

    MSRP: $474.38
    $380.00
    Factory replacement PRO-CUT Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900948MODEL: Slide AssemblyColor: Black
    MSRP: $474.38
    $380.00
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $474.38
    $380.00
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    Out of stock
  • Out of stock
    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
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $46.61
    $34.00
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    Out of stock
  • 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
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $44.09
    $32.00
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    Out of stock
  • 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
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $100.80
    $72.00
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    Out of stock
  • Out of stock
    SHIELD ARMS MAGWELL FOR G43X/48 ODA
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    SHIELD ARMS MAGWELL FOR G43X/48 ODA

    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-ODAMODEL: MagwellFinish: AnodizedType: MagwellColor: Operational Detachment Alpha Green
    MSRP: $94.50
    $68.00
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $94.50
    $68.00
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    Out of stock
  • Out of stock
    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
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $94.50
    $68.00
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    Out of stock
  • Out of stock
    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
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $94.50
    $68.00
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    Out of stock
  • Out of stock
    SHIELD ARMS MAGWELL FOR G43X/48 GREY
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    SHIELD ARMS MAGWELL FOR G43X/48 GREY

    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-GRYMODEL: MagwellFinish: AnodizedType: MagwellColor: Gray
    MSRP: $94.50
    $68.00
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $94.50
    $68.00
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    Out of stock
  • Out of stock
    SHIELD MAG CATCH FOR GLK 43X/48 BLUE
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    SHIELD MAG CATCH FOR GLK 43X/48 BLUE

    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
    Out of stock Quick view
    Qty in Cart: 0
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    MSRP: $20.79
    $13.00
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    Out of stock
  • Out of stock
    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
    Out of stock Quick view
    Qty in Cart: 0
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    Price:
    MSRP: $20.79
    $13.00
    Subtotal:
    Out of stock
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