Collection: Gun Parts for Sale – Rifle & Handgun Components, Upgrades & Accessories
Maintain, repair, or upgrade your firearm with high-quality gun parts built for reliability and performance. At Western Gun Store, we offer a wide selection of firearm components for rifles, handguns, and shotguns—designed to keep your equipment running smoothly and performing at its best.
Whether you're replacing worn components, customizing your setup, or building out a platform, our gun parts are engineered for durability, precision fit, and dependable operation. From essential internal components to external upgrades, find the parts you need to keep your firearm in top condition.
Built for shooters who demand performance, our firearm parts deliver the reliability you can count on in the field, at the range, or in critical situations.
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B5 Systems Trigger Guard Reinforced Polymer Flat Dark Earth PTG-1128
Vendor:B5 SystemsRegular price $7.40 USDRegular price$8.67 USDSale price $7.40 USDSale -
B5 Systems Trigger Guard Reinforced Polymer Black PTG-1127
Vendor:B5 SystemsRegular price $7.40 USDRegular price$8.67 USDSale price $7.40 USDSale -
B5 Systems Trigger Guard, Flat Dark Earth ATG-1103
Vendor:B5 SystemsRegular price $19.78 USDRegular price$23.19 USDSale price $19.78 USDSale -
B5 Systems End Plate Sling Adapter, Black AEP-1090
Vendor:B5 SystemsRegular price $19.72 USDRegular price$23.12 USDSale price $19.72 USDSale -
Real Avid Master -Fit Barrell Nut Wrench 30MM Titanium Titanium/Stainless Steel AR-Platform Free-Float Handle
Vendor:Real AvidRegular price $35.53 USDRegular price$41.65 USDSale price $35.53 USDSale -
Real Avid Pivot Pin Tool Pro For Ar15 Pivot Pin Installation Black Avarpptpro
Vendor:Real AvidRegular price $35.53 USDRegular price$41.65 USDSale price $35.53 USDSale -
Real Avid AVARPPTPRO Pivot Pin Pro Tool Black/Stainless Metal For AR-15, Includes Detent Plunger
Vendor:Real AvidRegular price $35.53 USDRegular price$41.65 USDSale price $35.53 USDSale -
Real Avid Smart Fit AR15 Vise Block
Vendor:Real AvidRegular price $45.68 USDRegular price$53.55 USDSale price $45.68 USDSale -
AVID Smart Fit Vise Block Gray Nylon Designed for AR15 Lowers Features Magazine Lock and Adjustment Handle AVAR15SFVB
Vendor:AvidRegular price $45.68 USDRegular price$53.55 USDSale price $45.68 USDSale -
AVID Pivot Pin Tool Designed for Installing AR Pins Red Nylon AVAR15PPT
Vendor:AvidRegular price $14.21 USDRegular price$16.66 USDSale price $14.21 USDSale -
AVID Master Bench Block Rubber/Plastic Material Red/ Grey Finish for AR Style Rifles AVAR15MBB
Vendor:AvidRegular price $45.68 USDRegular price$53.55 USDSale price $45.68 USDSale -
AVID Lug-Lok Upper Vise Block Satin Finish Aluminum Designed for Standard AR15 Style Uppers AVAR15LLVB
Vendor:AvidRegular price $91.35 USDRegular price$107.10 USDSale price $91.35 USDSale -
Real Avid ARMORER'S Master Wrench
Vendor:Real AvidRegular price $91.35 USDRegular price$107.10 USDSale price $91.35 USDSale -
AVID Wrench AR Armorers Stainless Steel Interchangeable Brass Rubber Nylon Hammer Heads AVAR15AMW
Vendor:AvidRegular price $91.35 USDRegular price$107.10 USDSale price $91.35 USDSale -
Real Avid Smart Fit Vise Block Fits Ar15/ar10 Compatible With Most Vices Gray Av1015sfvb
Vendor:Real AvidRegular price $55.83 USDRegular price$65.45 USDSale price $55.83 USDSale -
Arisaka Defense Quick Detach Mount Fits M-lok AFALSEdized Finish Black Qd-m
Vendor:Arisaka DefenseRegular price $28.25 USDRegular price$33.12 USDSale price $28.25 USDSale -
Armaspec Ar10 Firing Pin Fits Ar-10 Stainless Steel Finish Silver Arm683-ss
Vendor:ArmaspecRegular price $22.49 USDRegular price$26.37 USDSale price $22.49 USDSale -
Armaspec Stealth Spring Black
Vendor:ArmaspecRegular price $80.10 USDRegular price$93.91 USDSale price $80.10 USDSale -
Armaspec Gas Tube Rifle Length Fits Ar-15/10 Silver Arm653-rl
Vendor:ArmaspecRegular price $15.14 USDRegular price$17.75 USDSale price $15.14 USDSale -
Armaspec Gas Tube Mid Length Fits Ar-15/10 Silver Arm653-ml
Vendor:ArmaspecRegular price $14.21 USDRegular price$16.66 USDSale price $14.21 USDSale -
Armaspec Smb Buffer Kit Gen 3 Sound Mitigation Buffer-h3 Fits Ar-15 Black Arm268-h3
Vendor:ArmaspecRegular price $98.15 USDRegular price$115.07 USDSale price $98.15 USDSale -
Armaspec SMB Buffer Kit Gen 3 Sound Mitigation Buffer Fits AR-10 Black
Vendor:ArmaspecRegular price $90.94 USDRegular price$106.62 USDSale price $90.94 USDSale -
Armaspec Srs Buffer Kit Gen 4 Stealth Recoil Spring-h Fits Ar-15 Black Arm263-h
Vendor:ArmaspecRegular price $114.64 USDRegular price$134.40 USDSale price $114.64 USDSale -
Armaspec Srs Buffer Kit Gen 4 Stealth Recoil Spring-bb Fits Ar-15 Black Arm263-bb
Vendor:ArmaspecRegular price $114.64 USDRegular price$134.40 USDSale price $114.64 USDSale -
Armaspec Victory Black
Vendor:ArmaspecRegular price $81.78 USDRegular price$95.88 USDSale price $81.78 USDSale -
Armaspec AR-15 Lower Parts Kit (Less Trigger Group and Grip) Fits 5.56/.223 Black Finish This Is FALSET Complete
Vendor:ArmaspecRegular price $81.78 USDRegular price$95.88 USDSale price $81.78 USDSale -
Armaspec AR10 Gun Builders Kit Black
Vendor:ArmaspecRegular price $90.47 USDRegular price$106.06 USDSale price $90.47 USDSale -
Armaspec Spare Parts Kit
Vendor:ArmaspecRegular price $14.86 USDRegular price$17.43 USDSale price $14.86 USDSale -
Armaspec ST45 Safety Selector Flat Dark Earth ARM112-FDE
Vendor:ArmaspecRegular price $37.69 USDRegular price$44.18 USDSale price $37.69 USDSale -
Armaspec FT90 Safety Selector Flat Dark Earth ARM111-FDE
Vendor:ArmaspecRegular price $37.69 USDRegular price$44.18 USDSale price $37.69 USDSale -
Armaspec FT90 Safety Selector Black ARM111-BLK
Vendor:ArmaspecRegular price $37.69 USDRegular price$44.18 USDSale price $37.69 USDSale -
Aero Precision Gas Tube Carbine Length Melonite Finish Black
Vendor:Aero PrecisionRegular price $20.81 USDRegular price$24.40 USDSale price $20.81 USDSale -
Angstadt Arms Enhanced Mil-spec Pcc Trigger For 9mm Ar-9 Platforms Silver Aaemilpcct
Vendor:Angstadt ArmsRegular price $70.33 USDRegular price$82.45 USDSale price $70.33 USDSale -
Angstadt Arms AR-15 Bolt Carrier 9MM Black Finish Compatible For Use with Both Glock and Colt Style Dedicated
Vendor:Angstadt ArmsRegular price $189.95 USDRegular price$222.70 USDSale price $189.95 USDSale -
Advanced TechFALSElogy Intl. Low Profile AR-15 / AR-10 Gas Block
Vendor:Advanced TechFALSElogy Intl.Regular price $23.50 USDRegular price$27.56 USDSale price $23.50 USDSale -
Adv. Tech. Gas Block Micro .750 Low Profile
Vendor:Advanced TechFALSElogy Intl.Regular price $22.69 USDRegular price$26.61 USDSale price $22.69 USDSale