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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KCI USA LOWER PRTS KIT FITS GLOCK 43
KCI USA
MSRP: $69.93$50.00The KCI USA lower parts kit is a premium, precision-crafted solution for completing or upgrading your pistol build. Engineered for smooth functionality and long-lasting durability, this kit includes all essential internal components to ensure seamless...MSRP: $69.93$50.00 -
KCI USA LOWER PRTS KIT FITS GLOCK 17
KCI USA
MSRP: $97.93$70.00The KCI USA lower parts kit is a premium, precision-crafted solution for completing or upgrading your pistol build. Engineered for smooth functionality and long-lasting durability, this kit includes all essential internal components to ensure seamless...MSRP: $97.93$70.00 -
ICARUS ACE RUGER RXM/ZEV OZ9 MAGWELL
Icarus Precision
MSRP: $125.99$90.00Introducing the OZ9/RXM Magwell, built to pair perfectly with Icarus's ACE RXM and OZ9 frames. Engineered for seamless integration, this magwell maximizes performance without compromising everyday carry comfort.MANUFACTURER: Icarus PrecisionMPN:...MSRP: $125.99$90.00 -
ICARUS ACE ECHELON FULL MAGWELL
Icarus Precision
MSRP: $104.99$75.00Upgrade you're A.C.E. Echelon Full Module with Icarus Precision's billet aluminum magwell! Reloads have never been so easy.MANUFACTURER: Icarus PrecisionMPN: SA_ECH_MW_BLKMODEL: A.C.E.Finish: AnodizedType: MagwellColor: BlackMSRP: $104.99$75.00 -
HK JET FUNNEL FOR FS USP PISTOL
HK
MSRP: $90.16$60.00The HK Jet Funnel fits full size 9mm and .40S&W USP Pistols. This enlarged magazine well allows for fast and easy reloading.MANUFACTURER: Heckler & KochMPN: 216189MODEL: 0Type: MagwellColor: BlackMSRP: $90.16$60.00 -
GGP SLIDE COMPLETION KIT FOR GLOCK
Grey Ghost Precision
MSRP: $128.79$93.00High quality components and precise manufacturing make Grey Ghost Precision 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...MSRP: $128.79$93.00 -
GGP SLIDE COMPLETION KIT P320
Grey Ghost Precision
MSRP: $118.48$86.00This GGP Slide Completion Kit includes nearly all of the internal small parts needed to complete your slide assembly. This kit is compatible with 9mm GGP320 Full-size and Compact slides as well as SIG OEM 320 Full-Size, Compact and Carry slides...MSRP: $118.48$86.00 -
GLOCK OEM MAG CATCH REV G21 GEN 4
GLOCK
MSRP: $8.09$5.00This Glock Factory Magazine Catch is a factory original from Glock. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit...MSRP: $8.09$5.00 -
GLOCK OEM MAG CATCH REV EXT GEN 4
GLOCK
MSRP: $8.09$6.00This Glock Factory Magazine Catch is a factory original from Glock. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit...MSRP: $8.09$6.00 -
GLOCK OEM MAG CATCH 10/45 INCLD SF
GLOCK
MSRP: $5.78$4.00This Glock Factory Magazine Catch is a factory original from Glock. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit...MSRP: $5.78$4.00 -
GLOCK OEM MAG CATCH RVRSBL 9MM G43
GLOCK
MSRP: $5.78$4.00This Glock Factory Magazine Catch is a factory original from Glock. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit...MSRP: $5.78$4.00 -
GLOCK OEM EXT MG CATCH ALL 9/40/357
GLOCK
MSRP: $4.62$4.00This Glock Factory Extended Magazine Catch is a factory original from Glock. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees...MSRP: $4.62$4.00