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
FAXON MATCH BBL P365 SFLT BLK TB
Faxon Firearms
MSRP: $154.88$115.00Faxon's Match Series pistol barrels for SIG P365 are machined in-house from stress-relieved 416-R stainless steel. These barrels are then given a black Nitride or PVD coating to increase lubricity, barrel life, and resistance to surface wear. All barrels...MSRP: $154.88$115.00 -
Out of stock
FAXON MATCH BBL SHLD/SHLD PLUS SF TR
Faxon Firearms
MSRP: $154.88$115.00Faxon's Match Series Pistol Barrels for Smith and Wesson/M&P are machined 100% in-house from stress-relieved 416-R stainless steel. These barrels are then given a black Nitride or PVD coating to increase lubricity, barrel life, and resistance to surface...MSRP: $154.88$115.00 -
Out of stock
FAXON MATCH BBL SIG P320 FS W/FF TR
Faxon Firearms
MSRP: $180.00$121.00Faxon's match series pistol barrels for Sig P320 are machined in-house from stress-relieved 416-r stainless steel. These barrels are then given a black nitride or pvd coating to increase lubricity, barrel life, and resistance to surface wear. All barrels...MSRP: $180.00$121.00 -
Out of stock
SHDW MR/XR-P BRZ BBL COMP KIT 4.2
Shadow Systems
MSRP: $497.50$398.00Shadow Systems is now offering the MR920P/XR920P Comp and Barrel Assembly as an upgrade for your existing MR/XR920 pistol. This all-steel compensator is nitride coated for corrosion and wear resistance. The unique design is very spatially efficient...MSRP: $497.50$398.00 -
Out of stock
SHDW MR/XR-P BLK BBL COMP KIT 4.2
Shadow Systems
MSRP: $497.50$398.00Shadow Systems is now offering the MR920P/XR920P Comp and Barrel Assembly as an upgrade for your existing MR/XR920 pistol. This all-steel compensator is nitride coated for corrosion and wear resistance. The unique design is very spatially efficient...MSRP: $497.50$398.00 -
Out of stock
SHDW CR-P BRNZ BBL COMP KIT 3.66
Shadow Systems
MSRP: $497.50$398.00Shadow Systems is now offering the CR920 Comp and Barrel Assembly as an upgrade for your existing CR920 pistol. This all-steel compensator is nitride coated for corrosion and wear resistance. This assembly is a drop in kit to allow the use of the QD...MSRP: $497.50$398.00 -
Out of stock
SHDW CR-P BLK BBL COMP KIT 3.66
Shadow Systems
MSRP: $497.50$398.00Shadow Systems is now offering the CR920 Comp and Barrel Assembly as an upgrade for your existing CR920 pistol. This all-steel compensator is nitride coated for corrosion and wear resistance. This assembly is a drop in kit to allow the use of the QD...MSRP: $497.50$398.00 -
Out of stock
RADIAN AFTRBRNR RMJT P365 3.1 BK/GR
Radian Weapons
MSRP: $512.44$410.00FTERBURNER + RAMJET together reduce recoil up to 44% when using 115g ammunition. At only .47" long, the AFTERBURNER offers unprecedented performance in a micro compensator and is more effective than the majority of full-size compensators on the market...MSRP: $512.44$410.00 -
Out of stock
BAD ONE1 BBL FOR GLK 19 THRDD BLK
Battle Arms Development
MSRP: $278.60$199.00Established in 2009, Battle Arms Development, Inc. (B.A.D. Inc.) stands as a distinguished force in the realm of small arms innovation. Nestled in the heart of Henderson, Nevada, their company is driven by a relentless commitment to pushing the...MSRP: $278.60$199.00 -
Out of stock
SHADOW 5 BRL DR 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 -
Out of stock
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 -
Out of stock
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