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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SIG P320 X-SERIES 9MM 3.6 OR SH BLK
Sig Sauer
MSRP: $368.71$278.00Factory replacement Slide Assembly for the P320 Sub-Compact/XCOMPACT size pistols.MANUFACTURER: Sig SauerMPN: 8900957MODEL: P320 X-Series Slide AssemblyColor: BlackMSRP: $368.71$278.00 -
SIG P320 PRO SLIDE 9MM 3.9 OR BLK
Sig Sauer
MSRP: $347.88$279.00This 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$279.00 -
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 -
APEX M2.0 FLAT FORWARD SET TRGR KIT
Apex Tactical Specialties
MSRP: $252.00$180.00The Apex Flat-Faced Forward Set Trigger Kit for the M&P M2.0 directly replaces the factory hinged trigger, safety plunger, sear and sear actuator to deliver an unparalleled trigger performance as close to that of a single-action 1911 but in a polymer...MSRP: $252.00$180.00 -
APEX ALUMINUM TRIGGER KIT M&P M2.0
Apex Tactical Specialties
MSRP: $231.00$165.00The Apex Action Enhancement Aluminum Trigger & Duty/Carry Kit for the M&P M2.0 directly replaces the factory hinged trigger with a solid body trigger, the sear and safety plunger for the idea duty/carry trigger performance.MANUFACTURER: Apex Tactical...MSRP: $231.00$165.00 -
APEX ALUMINUM TRIGGER KIT M&P 9/40
Apex Tactical Specialties
MSRP: $231.00$165.00The Apex Action Enhancement Aluminum Trigger & Duty/Carry Kit for M&P (9/40 only) replaces the factory trigger, sear and safety plunger to deliver a smooth, crisp trigger pull that's ideal for duty/carry purposes.MANUFACTURER: Apex Tactical...MSRP: $231.00$165.00 -
SIG P365 X-MACRO GRIP MODULE AXG BLK
Sig Sauer
MSRP: $316.25$253.00Upgrade 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$253.00 -
SIG GRIP MOD P320F 9/40 MED LTXG GRY
Sig Sauer
MSRP: $316.25$253.00The LTXG Grip Module uses a tungsten-infused polymer that is then molded into the part. This patent-pending process results in a grip module that has the weight of steel and the flex of polymer. We've taken this a step further and laser-stippled the grip...MSRP: $316.25$253.00 -
SIG GRIP MOD P320X5 9MM GRY W/ GW
Sig Sauer
MSRP: $316.25$253.00The Sig Sauer P320 TXG Grip Module uses tungsten-infused polymer that is then molded into the part. This patent-pending process results in a grip module that has the weight of steel and the flex of polymer. Install your P320 Fire Control Unit into the...MSRP: $316.25$253.00 -
SIG GRIP MOD P320X5 9MM GRY
Sig Sauer
MSRP: $263.06$211.00The Sig Sauer P320 TXG Grip Module uses tungsten-infused polymer that is then molded into the part. This patent-pending process results in a grip module that has the weight of steel and the flex of polymer. Install your P320 Fire Control Unit into the...MSRP: $263.06$211.00 -
SHARPS GRIP FOR P320 SAFTY FDE/WENGE
Sharps Bros.
MSRP: $391.81$314.00The 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 matte FDE finish and Wenge grip panels.MANUFACTURER: Sharps Bros.MPN: SBGM12MODEL: Grip...MSRP: $391.81$314.00 -
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