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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LBE BARREL FOR GLOCK 19 9MM BLK
LBE Unlimited
MSRP: $124.64$89.03High quality components and precise manufacturing make LBE 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. LBE Unlimited GLOCK...MSRP: $124.64$89.03 -
LBE BARREL FOR GLOCK 17 9MM BLK
LBE Unlimited
MSRP: $124.64$89.03High quality components and precise manufacturing make LBE 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. LBE Unlimited GLOCK...MSRP: $124.64$89.03 -
SPRGFLD HELLCAT 3.8 THRD BBL COMP
Springfield
MSRP: $198.88$134.17Springfield is proud to announce the 3.8" threaded barrel and compensator kit for Hellcat 3" Micro-Compact handguns. The barrel comes packaged with a Self-Indexing Compensator that reduces felt recoil for faster follow up shotsMANUFACTURER:...MSRP: $198.88$134.17 -
SPRGFLD XDM 4.5 THRD BBL 10MM
Springfield
MSRP: $151.54$102.22Designed for factory fitment, the 9mm, 10mm and .45 ACP threaded barrels for the XD-M 4.5" model are hammer forged and finished in Melonite for unmatched durability. A thread protector is included for when a muzzle device is not presentMANUFACTURER:...MSRP: $151.54$102.22 -
SPRGFLD XDM 4.5 THRD BBL 9MM
Springfield
MSRP: $151.54$102.22Designed for factory fitment, the 9mm, 10mm and .45 ACP threaded barrels for the XD-M 4.5" model are hammer forged and finished in Melonite for unmatched durability. A thread protector is included for when a muzzle device is not presentMANUFACTURER:...MSRP: $151.54$102.22 -
BACKUP BBL FOR G17 THRDD BLK
Backup Tactical
MSRP: $216.99$154.99Backup 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$154.99 -
BACKUP BBL FOR G19 THREADED FDE
Backup Tactical
MSRP: $216.99$154.99Backup 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$154.99 -
BACKUP BBL FOR G19 THREADED BLK
Backup Tactical
MSRP: $216.99$154.99Backup 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$154.99 -
BACKUP BBL SIG P320 THRD BLK
Backup Tactical
MSRP: $216.99$154.99This P320 Threaded Barrel is designed for the standard Sig P320 with the Sig Factory Barrel.MANUFACTURER: Backup TacticalMPN: S320TB-BLK-FSMODEL: 0Type of Barrel: ThreadedFit: Sig P320Caliber: 9MMType: BarrelColor: BlackMSRP: $216.99$154.99 -
BACKUP BBL SIG P320 CMPCT THRD FDE
Backup Tactical
MSRP: $216.99$154.99This P320 Compact Threaded Barrel is designed for the standard Sig P320 Compact with the 3.9" Sig Factory Barrel, NOT the P320 X-Series Compact with the 3.6" Sig Factory Barrel that was discontinued by Sig.MANUFACTURER: Backup TacticalMPN:...MSRP: $216.99$154.99 -
BACKUP BBL SIG P320 CMPCT THRD BLK
Backup Tactical
MSRP: $216.99$154.99This P320 Compact Threaded Barrel is designed for the standard Sig P320 Compact with the 3.9" Sig Factory Barrel, NOT the P320 X-Series Compact with the 3.6" Sig Factory Barrel that was discontinued by Sig.MANUFACTURER: Backup TacticalMPN:...MSRP: $216.99$154.99 -
BACKUP BBL FOR G43/43X THRDD FDE
Backup Tactical
MSRP: $195.99$139.99The Threaded Barrel for Glock 43/43X is a handgun that has been praised for its simplicity, affordability, and abundance of aftermarket support.MANUFACTURER: Backup TacticalMPN: G43TB-FDEMODEL: 0Type of Barrel: ThreadedFit: Fits Glock 43/43XCaliber:...MSRP: $195.99$139.99