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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SPRGFLD XDM 4.5 THRD BBL 9MM
Springfield
MSRP: $151.54$109.00Designed 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$109.00 -
BACKUP BBL FOR G17 THRDD BLK
Backup Tactical
MSRP: $216.99$155.00Backup 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$155.00 -
BACKUP BBL SIG P320 CMPCT THRD FDE
Backup Tactical
MSRP: $216.99$155.00This 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$155.00 -
BACKUP BBL SIG P320 CMPCT THRD BLK
Backup Tactical
MSRP: $216.99$155.00This 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$155.00 -
ZAF BBL P320C PORTED GOLD
Zaffiri Precision
MSRP: $226.79$162.00Zaffiri Precision match grade barrels for Sig Sauer P320C. High quality performance you demand with an easy drop-in barrel upgrade. his replacement barrel is precision manufactured in the USA to the highest standards providing exceptional accuracy...MSRP: $226.79$162.00 -
ZAF BBL P320C PORTED BLACK
Zaffiri Precision
MSRP: $226.79$162.00Zaffiri Precision match grade barrels for Sig Sauer P320C. High quality performance you demand with an easy drop-in barrel upgrade. his replacement barrel is precision manufactured in the USA to the highest standards providing exceptional accuracy...MSRP: $226.79$162.00 -
ZAF BBL FOR G43 THREADED BLACK
Zaffiri Precision
MSRP: $239.39$171.00Zaffiri Precision match grade barrels for Glock 43/ 43X. High quality performance you demand with an easy drop-in barrel upgrade. This replacement barrel is precision manufactured in the USA to the highest standards providing exceptional accuracy...MSRP: $239.39$171.00 -
ZAF BARREL FOR GLOCK 17 GEN 1-4 BLK
Zaffiri Precision
MSRP: $214.19$153.00Zaffiri Precision match grade barrels for Glock 17 Gen 1-4. High quality performance you demand with an easy drop-in barrel upgrade. This replacement barrel is precision manufactured in the USA to the highest standards providing exceptional accuracy...MSRP: $214.19$153.00 -
LWD ALPHAWOLF BBL FOR G17 9MM THRDD
Lone Wolf Distributors
MSRP: $188.93$135.00Alpha Wolf barrels establish the benchmark for absolute accuracy and combat reliability. It is the pinnacle of what every other barrel manufacturer strives to be. Designed for lead, plated, or jacketed ammunition. Button rifled, three stage honed bore...MSRP: $188.93$135.00 -
LWD ALPHAWOLF BBL FOR G17 9MM
Lone Wolf Distributors
MSRP: $125.93$90.00High quality components and precise manufacturing make Lone Wolf 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: Lone...MSRP: $125.93$90.00 -
ZAF COMP FOR GLK 9MM G1-5 1/2X28 SS
Zaffiri Precision
MSRP: $139.99$100.00Zaffiri Precision Blowhole Compensator is the perfect aftermarket addition for flatter shooting. The solid 17-4 stainless steel comp allows for not only gas redirection but less muzzle climb due to its weight. What does that mean for you?! Faster...MSRP: $139.99$100.00 -
ZAF COMP FOR GLK 9MM G1-5 1/2X28 SPC
Zaffiri Precision
MSRP: $139.99$100.00Zaffiri Precision Blowhole Compensator is the perfect aftermarket addition for flatter shooting. The solid 17-4 stainless steel comp allows for not only gas redirection but less muzzle climb due to its weight. What does that mean for you?! Faster...MSRP: $139.99$100.00