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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HK BARREL USP-T 45ACP 5.09 THREADED
HK
MSRP: $335.96$257.00Spare barrel for USP45 Tactical or upgrade USP45 to accept threaded suppressors or other muzzle attachments. Drop in part for all USP .45 full size, USP 45 tactical pistols (EXCEPT USP45 EXPERT). WILL NOT FIT THE COMPACT MODELS OR THE NEWER HK45...MSRP: $335.96$257.00 -
HK THRDD BARREL P30 9MM 4.44
HK
MSRP: $309.83$257.00Compatible with all P30 9mm models, except P30L Models.MANUFACTURER: Heckler & KochMPN: 234391MODEL: 0Barrel Length: 4.44"Description: M13.5X1 LHFit: HK P30Caliber: 9MMType: BarrelColor: BlackMSRP: $309.83$257.00 -
Out of stock
SIG P320 PRO SLIDE 9MM 3.9 OR BLK
Sig Sauer
MSRP: $347.88$270.00This factory replacement, optic ready, Steel slide assembly is cut for the Romeo1Pro and covered by a removable sight plate.MANUFACTURER: Sig SauerMPN: 8900141MODEL: Slide AssemblyColor: BlackMSRP: $347.88$270.00 -
Out of stock
LWD DAWN SLDE OC STPD FOR P365XL BLK
Lone Wolf Distributors
MSRP: $374.94$300.00DAWN 365 slides from Lone Wolf were designed to take your SIG SAUER shooting experience to the next level. In addition to their superior performance, these slides are also drop-in ready for Lone Wolf DAWN 365 Barrels or OEM barrels as well as factory...MSRP: $374.94$300.00 -
Out of stock
LBE SLIDE FOR GLOCK 19 BLK
LBE Unlimited
MSRP: $250.60$184.00High 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: $250.60$184.00 -
Out of stock
SIG P365 X-MACRO GRIP MODULE AXG BLK
Sig Sauer
MSRP: $316.25$303.00Upgrade your P365 grip module with this AXG grip module, now in black. This grip module features an all-metal aluminum alloy frame and interchangeable polymer grip panels. Easily swap out these grip panels with other P365 AXG grip panels. Mount your...MSRP: $316.25$303.00 -
Out of stock
SHARPS GRIP FOR ECHELON BLK/CHERRY
Sharps Bros.
MSRP: $351.41$289.00The Sharps grip module for the Springfield Armory Echelon (9mm) is machined from billet 7075-T6 Aluminum and provides excellent durability with a mil-Spec black anodize finish and Brazilian Cherry grip panels.MANUFACTURER: Sharps Bros.MPN: SBGM16MODEL:...MSRP: $351.41$289.00 -
Out of stock
SHARPS GRIP FOR P320 SFTY BLK/CHERRY
Sharps Bros.
MSRP: $379.94$304.00The Sharps 320 Improved grip module for the Sig P320 (9mm) with manual safety is machined from billet 7075-T6 Aluminum and provides excellent durability with a mil-Spec black anodize finish and Brazilian Cherry grip panels.MANUFACTURER: Sharps Bros.MPN:...MSRP: $379.94$304.00 -
Out of stock
SHARPS 365 X MACRO GRIP BLK GEN 2
Sharps Bros.
MSRP: $382.31$306.00Sharps Bros grip module for the Sig P365 XMacro. The G2 model includes a steel lug insert. Machined from billet 7075-T6 aluminum, it features a Mil-Spec black anodized finish. Brazilian Cherry grip panels add a stylish touch. Improved trigger guard...MSRP: $382.31$306.00 -
Out of stock
SHARPS GRIP FOR P365X/XL FDE/WENGE
Sharps Bros.
MSRP: $374.00$300.00Grip Module for the Sig P365X/XL with no manual safety. Machined from billet 7075-T6 Aluminum with a matte FDE finish and wenge grip panels. Featuring an enhanced trigger-guard geometry with undercut and finger grooves for improved comfort and control...MSRP: $374.00$300.00 -
Out of stock
GGP THREADED BARREL FOR GLK 19 GEN 5
Grey Ghost Precision
MSRP: $255.35$183.00High quality components and precise manufacturing make Grey Ghost Precision 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...MSRP: $255.35$183.00 -
Out of stock
GGP THREADED NC BARREL FOR GLK 17
Grey Ghost Precision
MSRP: $255.35$183.00Grey Ghost Precision consists of professionals that have an extensive backgrounds in the military and in manufacturing. They have a network of industry and shooting sports experts who have helped them refine their rifle and pistol slide specifications...MSRP: $255.35$183.00