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
RA BBL FOR GLK 19 GEN 3 /4 V1 BLK
Rival Arms
MSRP: $251.99$180.00It's no secret that the key to great accuracy is good training. After that, it often comes down to a match-grade barrel. Built from high-quality stainless steel, precision polished, and treated with premium coatings, these barrels rival custom work and...MSRP: $251.99$180.00 -
Out of stock
GLOCK OEM THRDD BARREL G19 9MM GEN 4
GLOCK
MSRP: $257.90$214.00High quality components and precise manufacturing make GLOCK 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: GLOCKMPN:...MSRP: $257.90$214.00 -
Out of stock
GLOCK OEM THRDD BBL G21 GEN 4 45ACP
GLOCK
MSRP: $257.90$214.00Made for the .45- caliber GLOCK 21 pistol, the threaded barrel can support a compensator and is still compact enough for every day carry.MANUFACTURER: GLOCKMPN: 39895MODEL: 0Type of Barrel: ThreadedDescription: M16X1LHFit: Fits GLOCK 21 Gen 4Caliber: 45...MSRP: $257.90$214.00 -
Out of stock
RUGER-57 THREADED BARREL KIT 5.4
Ruger
MSRP: $254.34$213.00Ruger is excited to introduce the Ruger-57 Threaded Barrel Kit. This Genuine Ruger Factory Accessory is compatible with the Ruger-57. The factory-manufactured, threaded stainless steel barrel accepts any 1/2"-28 (Class 2A) muzzle device. This kit...MSRP: $254.34$213.00 -
Out of stock
TRUE PREC P320 X-CMP 9MM BLK TB
True Precision
MSRP: $252.69$181.00True Precision, Inc. is located just outside Atlanta Georgia and was formed so that individuals will have access to high quality, US made, parts and components for a wide array of firearms. True Precision barrels, slides, and parts are designed for...MSRP: $252.69$181.00 -
Out of stock
TRUE PREC P365 BBL 9MM CPR
True Precision
MSRP: $252.69$181.00True Precision, Inc. is located just outside Atlanta, Georgia, and was formed so that individuals will have access to high quality, US made parts and components for a wide array of firearms. True Precision barrels, slides, and parts are designed for...MSRP: $252.69$181.00 -
Out of stock
TRUE PREC P365 BBL 9MM GLD
True Precision
MSRP: $252.69$181.00True Precision, Inc. is located just outside Atlanta Georgia and was formed so that individuals will have access to high quality, US made, parts and components for a wide array of firearms. True Precision barrels, slides, and parts are designed for...MSRP: $252.69$181.00 -
Out of stock
TRUE PREC P320C BBL 9MM CPR TB
True Precision
MSRP: $265.99$190.00True Precision, Inc. is located just outside Atlanta, Georgia, and was formed so that individuals will have access to high quality, US made parts and components for a wide array of firearms. True Precision barrels, slides, and parts are designed for...MSRP: $265.99$190.00 -
Out of stock
LANTAC 9INE FOR G43 FLTD BBL DLC BLK
LanTac USA LLC
MSRP: $287.49$230.00Professional upgrade drop in barrels for Glock 43 & 43x Pistols. These Match Grade barrels are precision machined from Certified pre hardened DFARS compliant 416R chromium gun barrel quality stainless steel, to extremely tight tolerances and exacting...MSRP: $287.49$230.00 -
Out of stock
LANTAC 9INE FOR G43 THRDD BBL BRZ
LanTac USA LLC
MSRP: $344.99$276.00Professional upgrade drop in barrels for Glock 43 & 43x Pistols. These Match Grade barrels are precision machined from Certified pre hardened DFARS compliant 416R chromium gun barrel quality stainless steel, to extremely tight tolerances and exacting...MSRP: $344.99$276.00 -
Out of stock
BACKUP BBL FOR G19 THRDD ODG
Backup Tactical
MSRP: $216.99$155.00Backup Tactical produce their barrels in SMALL BATCHES so they can focus on machining each barrel to the most exacting standards and tolerances in the industry. The result is MATCH GRADE ACCURACY and a PRECISE DROP-IN FIT. Accuracy and fit are paramount,...MSRP: $216.99$155.00 -
Out of stock
BACKUP BBL FOR G26 THRDD BLK
Backup Tactical
MSRP: $216.99$155.00The Threaded Barrel for Glock 26 is a handgun that has been praised for its simplicity, affordability, and abundance of aftermarket support.MANUFACTURER: Backup TacticalMPN: G26TB-BLKMODEL: 0Type of Barrel: ThreadedDescription: 1/2X28Fit: Fits Glock...MSRP: $216.99$155.00