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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SHADOW 4.5 BRL MR/XR THREADED-BLK
Shadow Systems
MSRP: $278.60$199.00Shadow Systems barrels feature minor improvements intended to create more consistent lockup without compromising reliability. The chambers are fully supported and can be fired with hot P ammo and lead bullets. The sample barrels that have survived 5...MSRP: $278.60$199.00 -
SHADOW 4.5 BRL MR/XR THREADED-BRN
Shadow Systems
MSRP: $278.60$199.00Shadow Systems barrels feature minor improvements intended to create more consistent lockup without compromising reliability. The chambers are fully supported and can be fired with hot P ammo and lead bullets. The sample barrels that have survived 5...MSRP: $278.60$199.00 -
SIG BBL P320SC 9MM 4.3IN TB 1/2 X 28
Sig Sauer
MSRP: $271.28$194.00Attach your muzzle devices or suppressors with this 9MM threaded barrel for the P320SC, chambered in 9MM. 4.3" long. Designed to function with factory slides that include the loaded chamber indicator. SIG SAUER factory replacement pistol barrels are...MSRP: $271.28$194.00 -
SIG BBL P320C 9MM 4.6IN TB 1/2 X 28
Sig Sauer
MSRP: $271.28$194.00Attach your muzzle devices or suppressors with this 9MM threaded barrel for the P320 COMPACT / Carry/ XCARRY , chambered in 9MM. 4.6" long. Designed to function with factory slides that include the loaded chamber indicator. SIG SAUER factory replacement...MSRP: $271.28$194.00 -
SIG BBL P320F 9MM 5.5IN TB 1/2 X 28
Sig Sauer
MSRP: $271.29$194.00Replacement threaded barrel for SIG SAUER P320 Full-size with a loaded chamber indicator, chambered in 9mm. 5.5" long. SIG SAUER factory replacement pistol barrels are specially heat-treated for toughness and durability.MANUFACTURER: Sig SauerMPN:...MSRP: $271.29$194.00 -
SIG THREADED BARREL FOR P229 9MM
Sig Sauer
MSRP: $271.28$194.00Replacement barrel for the E2 Grip style SIG SAUER P229, chambered in 9MM, 3.9" long. Each barrel is specially heat-treated for toughness and durability.MANUFACTURER: Sig SauerMPN: BBL-229-1-9-TMODEL: 0Accessories: Link, Pin, BushingType of Barrel:...MSRP: $271.28$194.00 -
SIG THREADED BARREL FOR P938 9MM
Sig Sauer
MSRP: $271.28$194.00Upgrade or replace the barrel on your P938 with this original SIG SAUER part. The threaded barrel is chambered in 9mm and allows you to attach a suppressor or other muzzle device. A knurled thread cap protects the end when no device is attached. SIG...MSRP: $271.28$194.00 -
SIG THREADED BARREL FOR P226 9MM
Sig Sauer
MSRP: $271.28$194.00Upgrade or replace the barrel on your P226 with this original SIG SAUER part. The threaded barrel is chambered in 9mm and allows you to attach a suppressor or other muzzle device. A knurled thread cap protects the end when no device is attached. SIG...MSRP: $271.28$194.00 -
GRIFFIN BBL FOR GEN 3 /4 GLK19 W/COMP
Griffin Armament
MSRP: $260.40$186.00High quality components and precise manufacturing make Griffin Armament 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:...MSRP: $260.40$186.00 -
GRIFFIN BBL GEN 5 FOR GLK19 W/COMP
Griffin Armament
MSRP: $260.40$186.00High quality components and precise manufacturing make Griffin Armament 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:...MSRP: $260.40$186.00 -
GRIFFIN BBL GEN 5 FOR GLK17 W/COMP
Griffin Armament
MSRP: $260.40$186.00High quality components and precise manufacturing make Griffin Armament 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:...MSRP: $260.40$186.00 -
RA BBL FOR GLK 22 CONV 9MM THRD BLK
Rival Arms
MSRP: $279.99$200.00It'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: $279.99$200.00