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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TRUE PREC P365 BBL 9MM STAINLESS TB
True Precision
MSRP: $239.39$171.00The True Precision P365 BBL 9MM Stainless TB is a high-quality drop-in barrel engineered for enhanced performance and reliability. Crafted from durable 416 stainless steel billet, this barrel features a precision 11-degree target crown that contributes...MSRP: $239.39$171.00 -
TRUE PREC P365 BBL 9MM BLK NIT
True Precision
MSRP: $239.39$171.00The True Precision P365 Barrel in 9mm caliber offers a high-quality upgrade for the popular Sig Sauer P365 platform. Manufactured in the USA, this barrel features a durable black nitride finish that enhances corrosion resistance and wear durability,...MSRP: $239.39$171.00 -
TRUE PREC P320C BBL 9MM STS TB
True Precision
MSRP: $239.39$171.00The True Precision P320C Barrel in stainless steel is a high-quality replacement barrel designed specifically for the Sig Sauer P320 Compact 9mm pistol. Crafted in the USA, this barrel features a durable stainless steel construction with a polished...MSRP: $239.39$171.00 -
TRUE PREC BBL FOR G43 STS TB
True Precision
MSRP: $239.39$171.00The True Precision Barrel for Glock 43 STS TB is engineered to enhance your pistol's performance with precision and durability. Crafted from premium 416 stainless steel billet, this drop-in barrel offers exceptional corrosion resistance and strength,...MSRP: $239.39$171.00 -
TRUE PREC BBL FOR G19 STS TB
True Precision
MSRP: $239.39$171.00The True Precision Barrel for Glock 19, model TRUE PREC BBL FOR G19 STS TB, offers a high-quality replacement option designed and manufactured in the USA. Crafted with precision machining, this threaded barrel is engineered to fit Glock 19 pistols,...MSRP: $239.39$171.00 -
SPRGFLD XDM 4.5 THRD BBL 10MM
Springfield
MSRP: $151.54$102.00The Springfield XD-M 4.5" Threaded Barrel in 10mm caliber is engineered to provide a precise fit for Springfield XD-M pistols. Crafted with durability in mind, this barrel is hammer forged and treated with a Melonite finish, enhancing corrosion...MSRP: $151.54$102.00 -
SPRGFLD XDM 4.5 THRD BBL 9MM
Springfield
MSRP: $151.54$102.00The Springfield XD-M 4.5" Threaded Barrel in 9mm caliber offers a precision-engineered upgrade for the Springfield XD-M pistol series. Crafted with hammer-forged steel, this barrel is designed to provide enhanced durability and reliability. The Melonite...MSRP: $151.54$102.00 -
BACKUP BBL FOR G17 THRDD BLK
Backup Tactical
MSRP: $216.99$155.00The Backup Tactical BACKUP BBL FOR G17 THRDD BLK is a precision-engineered threaded barrel specifically designed for the Glock 17 platform. Manufactured in small batches, this barrel emphasizes meticulous machining to ensure consistent performance and a...MSRP: $216.99$155.00 -
BACKUP BBL SIG P320 CMPCT THRD FDE
Backup Tactical
MSRP: $216.99$155.00The Backup Tactical BACKUP BBL SIG P320 CMPCT THRD FDE is a precision-engineered threaded barrel designed specifically for the Sig P320 Compact model. Crafted to fit the standard 3.9" Sig Factory Barrel configuration, this barrel is not compatible with...MSRP: $216.99$155.00 -
BACKUP BBL SIG P320 CMPCT THRD BLK
Backup Tactical
MSRP: $216.99$155.00The Backup Tactical SIG P320 Compact Threaded Barrel is engineered specifically for the standard SIG P320 Compact model featuring the 3.9-inch factory barrel. Crafted to deliver reliable performance and durability, this replacement barrel offers a...MSRP: $216.99$155.00 -
ZAF BBL P320C PORTED GOLD
Zaffiri Precision
MSRP: $226.79$162.00The ZAF BBL P320C PORTED GOLD barrel by Zaffiri Precision is engineered as a direct replacement barrel designed specifically for the Sig Sauer P320 Compact model. Crafted with precision in the USA, this barrel features conventional rifling combined with...MSRP: $226.79$162.00 -
ZAF BBL P320C PORTED BLACK
Zaffiri Precision
MSRP: $226.79$162.00The Zaffiri Precision BBL P320C Ported Black barrel is engineered as a direct replacement for the Sig Sauer P320 Compact model. Crafted with high-grade materials and precision manufacturing techniques in the USA, this barrel offers a reliable upgrade for...MSRP: $226.79$162.00