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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BACKUP COMP CMPCT P320 BLK
Backup Tactical
MSRP: $195.99$139.99Introducing the Backup Tactical Sig P320 Perfect Fit PROComp, the ultimate upgrade for your compact or full size Sig P320 pistol. Made from lightweight yet durable aluminum alloy and featuring a sleek black finish, their compensator is designed to reduce...MSRP: $195.99$139.99 -
ZAF UPPER PARTS KIT FOR GLK 19 GEN 4
Zaffiri Precision
MSRP: $125.99$89.99Upper Parts Kit (UPK) for Glock 19 - Gen 4. These are great for completing your custom slide. All parts are from US manufacturer. All Parts are made to the highest tolerance to the original specification.MANUFACTURER: Zaffiri PrecisionMPN: 19.4.UPKMODEL:...MSRP: $125.99$89.99 -
ZAF UPK FOR GLK G1-4 NO GUIDE ROD
Zaffiri Precision
MSRP: $104.99$74.99These are for Glock 19 / 17 / 17L / 26 and 34 - Gen 1-4. VERY IMPORTANT - GUIDE ROD (Recoil Spring Assembly) IS NOT INCLUDED! These are great for completing your custom slide. All parts are from US manufacturers. All Parts are made to the highest...MSRP: $104.99$74.99 -
ZAF ZPS.3 SLIDE FOR G43 CMPLT BLK
Zaffiri Precision
MSRP: $624.99$499.99Zaffiri Precision Complete Upper for Glock 43/43X includes a slide, barrel, internal parts, and sights. Single billet 17-4 stainless steel slides are made with tight tolerances increasing accuracy and performance. 100% American made and manufactured...MSRP: $624.99$499.99 -
Out of stock
ZAF ZPS.2 SLIDE P320C RMR BLACK
Zaffiri Precision
MSRP: $412.49$329.99Zaffiri Precision Stainless Steel Slides were designed with tight tolerances to increase accuracy and performance. Easy to install and machined from Billet Stainless Steel then coated, these slides are a great addition to anyone's Sig collection...MSRP: $412.49$329.99 -
Out of stock
ZAF ZPS.3 SLIDE FOR G19 G5 RMR BLK
Zaffiri Precision
MSRP: $412.49$329.99Zaffiri Precision's single billet 17-4 stainless steel slides are made with tight tolerances that allow an increase in accuracy and performance. 100% American made and manufactured at their facility in Largo, FL. These are among the best aftermarket...MSRP: $412.49$329.99 -
Out of stock
ZAF ZPS.2 SLIDE FOR G19 G5 RMR BLK
Zaffiri Precision
MSRP: $412.49$329.99Zaffiri Precision is an industry leading manufacturer of top-quality precision parts for some of the most popular pistol models. The ZPS.2 is an optics ready slide from Zaffiri Precision which comes with an optics ready cut that accepts Trijicon RMR...MSRP: $412.49$329.99 -
ZAF ZPS.2 SLIDE FOR G19 G3 CMPLT BLK
Zaffiri Precision
MSRP: $624.99$499.99Zaffiri Precision Complete Upper for Glock 19 Gen 3 includes a slide, barrel, internal parts, and sights. Single billet 17-4 stainless steel slides are made with tight tolerances increasing accuracy and performance. 100% American made and manufactured...MSRP: $624.99$499.99 -
WILSON BULLET PRF MAGWELL FULL SS
Wilson Combat
MSRP: $246.33$175.95The One-Piece Bullet Proof Magwell is CNC Machined from a solid billet of hardened tool steel and can be seamlessly fitted to any standard 1911 frame with the largest magazine well opening possible. Available in a variety of popular grip options, this...MSRP: $246.33$175.95 -
WILSON BULLET PRF THUMB SAFETY BL
Wilson Combat
MSRP: $102.13$72.95The ultimate thumb safety for your carry gun, the Wilson Combat Tactical Bullet Proof thumb safety is perfectly shaped for everyday use and precision machined from a solid block of hardened billet steel. The safety shaft is cut to maximum dimensions for...MSRP: $102.13$72.95 -
TYRANT MAGWELL FOR GLOCK 19/23 BLK
Tyrant CNC
MSRP: $88.14$62.96Guide your loaded magazine smoothly and quickly into the Glock pistol's grip with the sleek Glock 19/23 compatible Magwell from Tyrant Designs. Made of high quality materials, these carefully designed magwells make it so easy that with just a little...MSRP: $88.14$62.96 -
TYRANT S&W M&P 2.0 MAGWELL BLK
Tyrant CNC
MSRP: $88.14$62.96At Tyrant CNC, they combine precision design with performance innovation. Tyrant's latest product, the Magwell for the Smith & Wesson Full Size M&P 2.0, highlights their dedication to both aesthetics and functionality.MANUFACTURER: Tyrant CNCMPN:...MSRP: $88.14$62.96