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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ZAF UPK FOR GLK 17/34/17L G4
Zaffiri Precision
MSRP: $125.99$90.00These fit Glock 17 and 34 - 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: 17.34.4.UPKMODEL:...MSRP: $125.99$90.00 -
ZAF UPK FOR GLK 17/34/17L G1-3
Zaffiri Precision
MSRP: $111.99$80.00Upper Parts Kit (UPK) for Glock 17 / G17L / G34 - Gen 1 - 3.These are great for completing your custom slide. All parts are from a US manufacturer and 100 percent American made. All Parts are made to the highest tolerance to the original specification...MSRP: $111.99$80.00 -
ZAF UPPER PARTS KIT FOR GLK 19 GEN 5
Zaffiri Precision
MSRP: $125.99$90.00Upper Parts Kit (UPK) for Glock 19 - Gen 5. 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. These parts are Gen 5 specific and not compatible...MSRP: $125.99$90.00 -
ZAF UPPER PARTS KIT FOR GLK 19 GEN 4
Zaffiri Precision
MSRP: $125.99$90.00Upper 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$90.00 -
ZAF UPPER PARTS KIT FOR GLK 19 G1-3
Zaffiri Precision
MSRP: $111.99$80.00Upper Parts Kit (UPK) for Glock 17 / G17L / G34 - Gen 1 - 3.These are great for completing your custom slide. All parts are from a US manufacturer and 100 percent American made. All Parts are made to the highest tolerance to the original specification...MSRP: $111.99$80.00 -
ZAF UPPER PARTS KIT FOR GLK 26 G3-4
Zaffiri Precision
MSRP: $125.99$90.00Upper Parts Kit (UPK) for Glock 26 Gen 3 and 4.These are great for completing your custom slide. All parts are from a US manufacturer and 100 percent American made. All Parts are made to the highest tolerance to the original specification.MANUFACTURER:...MSRP: $125.99$90.00 -
ZAF UPK FOR GLK G1-4 NO GUIDE ROD
Zaffiri Precision
MSRP: $104.99$75.00These 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$75.00 -
ZAF ZPS.3 SLIDE FOR G43 CMPLT BLK
Zaffiri Precision
MSRP: $624.99$500.00Zaffiri 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$500.00 -
ZAF ZPS.3 SLIDE FOR G19 G3 CMPLT BLK
Zaffiri Precision
MSRP: $624.99$500.00Zaffiri 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$500.00 -
ZAF ZPS.P SLIDE FOR G17L G3 RMR BLK
Zaffiri Precision
MSRP: $412.49$330.00Zaffiri 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$330.00 -
ZAF ZPS.2 SLIDE FOR G43 CMPLT BLK
Zaffiri Precision
MSRP: $624.99$500.00Zaffiri 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$500.00 -
ZAF ZPS.2 SLIDE FOR G19 G3 CMPLT BLK
Zaffiri Precision
MSRP: $624.99$500.00Zaffiri 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$500.00