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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Out of stock
STRIKE MAG RELEASE FOR GLOCK G3 BLK
Strike Industries
MSRP: $32.13$23.00The Strike Industries Mag Release for the Gen 1-3 GLOCK is a new modular upgrade for a compatible GLOCK Gen 1-3. Included are two push buttons that are easily interchangeable. Both button faces are CNC milled from 6061 Aluminum, with mag release internal...MSRP: $32.13$23.00 -
SIG P365XL SLIDE 9MM 3.7 OR COY
Sig Sauer
MSRP: $368.71$0.00This factory replacement, P365XL stainless steel slide assembly fits P365XL grip modules. It accommodates Sig Sauer's P365XL 3.7" barrel.MANUFACTURER: Sig SauerMPN: 8900987MODEL: P365XL SlideColor: CoyoteMSRP: $368.71$0.00Qty in Cart: 0Quantity:Price:MSRP: $368.71$0.00Subtotal: -
SIG P320 X-SERIES 9MM 4.7 OR SH BLK
Sig Sauer
MSRP: $368.71$0.00Factory replacement Slide Assembly for the P320 X-COMPACT through X-FULL size pistols.MANUFACTURER: Sig SauerMPN: 8900959MODEL: P320 X-Series Slide AssemblyColor: BlackMSRP: $368.71$0.00Qty in Cart: 0Quantity:Price:MSRP: $368.71$0.00Subtotal: -
SIG P320 X-SERIES 9MM 3.9 OR SH BLK
Sig Sauer
MSRP: $368.71$0.00Factory 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: BlackMSRP: $368.71$0.00Qty in Cart: 0Quantity:Price:MSRP: $368.71$0.00Subtotal: -
SIG P320 X-SERIES 9MM 3.6 OR SH BLK
Sig Sauer
MSRP: $368.71$0.00Factory replacement Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900957MODEL: P320 X-Series Slide AssemblyColor: BlackMSRP: $368.71$0.00Qty in Cart: 0Quantity:Price:MSRP: $368.71$0.00Subtotal: -
SIG P320F PROCUT 9MM 4.7 OR SH COY
Sig Sauer
MSRP: $474.38$0.00Factory replacement PRO-CUT Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900953MODEL: Slide AssemblyColor: CoyoteMSRP: $474.38$0.00Qty in Cart: 0Quantity:Price:MSRP: $474.38$0.00Subtotal: -
SIG P320SC PROCUT 9MM 3.6 OR SH COY
Sig Sauer
MSRP: $474.38$0.00Factory replacement PRO-CUT Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900951MODEL: Slide AssemblyColor: CoyoteMSRP: $474.38$0.00Qty in Cart: 0Quantity:Price:MSRP: $474.38$0.00Subtotal: -
SIG P320SC PROCUT 9MM 3.6 OR SH BLK
Sig Sauer
MSRP: $474.38$0.00Factory replacement PRO-CUT Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900948MODEL: Slide AssemblyColor: BlackMSRP: $474.38$0.00Qty in Cart: 0Quantity:Price:MSRP: $474.38$0.00Subtotal: -
Out of stock
SIG SHORT TRIG REST KIT P226/P227
Sig Sauer
MSRP: $57.96$43.00High quality components and precise manufacturing make Sig Sauer parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.MANUFACTURER: Sig...MSRP: $57.96$43.00 -
Out of stock
SHLD PREM MAG CTCH FOR GLK43X RH DLC
Shield Arms
MSRP: $46.61$34.00The 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 -
SHIELD ARMS MAGWELL FOR G43X/48 MUD
Shield Arms
MSRP: $94.50$0.00Speed up your reloads with the Shield Arms magwell for the Glock 43X/48.MANUFACTURER: Shield ArmsMPN: G43X48-MAGWELL-MUDMODEL: MagwellFinish: AnodizedType: MagwellColor: MudMSRP: $94.50$0.00Qty in Cart: 0Quantity:Price:MSRP: $94.50$0.00Subtotal: -
Out of stock
SAMSON COMPACT MAGWELL M&P SHLD BLK
Samson Manufacturing Corp.
MSRP: $73.29$56.00Samson Manufacturing's one-piece, no-gunsmithing magazine well brings even more control to Smith & Wesson's M&P Shield 9mm and 40S&W. Beveling on the base of the magwell makes reloads quicker and fumble-free.MANUFACTURER: Samson Manufacturing Corp.MPN:...MSRP: $73.29$56.00