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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Tacfire AR-15 Buffer Detent Pin With Spring USA Made
Vendor:TacFireRegular price $1.44 USDRegular price$1.68 USDSale price $1.44 USDSale -
Tacfire AR-15/.223 A2 Style Buffer
Vendor:TacFireRegular price $14.34 USDRegular price$16.81 USDSale price $14.34 USDSale -
Tacfire AR-10 A2 Style Buffer
Vendor:TacFireRegular price $14.34 USDRegular price$16.81 USDSale price $14.34 USDSale -
Tacfire Sling Rail Mount w/QD Push Button Swivel
Vendor:TacFireRegular price $8.11 USDRegular price$9.50 USDSale price $8.11 USDSale -
Tacfire AR-15 Mil Spec Buffer Tube Kit
Vendor:TacFireRegular price $37.86 USDRegular price$44.39 USDSale price $37.86 USDSale -
Tacfire AR-15 Mil Spec Buffer Tube Kit With QD Attachments
Vendor:TacFireRegular price $43.92 USDRegular price$51.49 USDSale price $43.92 USDSale -
TacFire AR-15 6-Position Mil-Spec Buffer Tube Kit With Dual Loop End Plate
Vendor:TacFireRegular price $28.84 USDRegular price$33.81 USDSale price $28.84 USDSale -
TacFire AR-10 Buffer Tube Kit / Reg End Plate
Vendor:TacFireRegular price $27.83 USDRegular price$32.62 USDSale price $27.83 USDSale -
Tacfire AR-10 Heavy Buffer 3.8 Oz
Vendor:TacFireRegular price $10.72 USDRegular price$12.56 USDSale price $10.72 USDSale -
Tacfire AR-15 Ambidextrous Dual Loop Receiver End Plate
Vendor:TacFireRegular price $3.32 USDRegular price$3.89 USDSale price $3.32 USDSale -
Tacfire Detachable Carry Handle - A2 Design
Vendor:TacFireRegular price $34.93 USDRegular price$40.95 USDSale price $34.93 USDSale -
Tacfire AR-15 Pistol Length Gas Tube With Pin - Stainless Steel
Vendor:TacFireRegular price $6.22 USDRegular price$7.29 USDSale price $6.22 USDSale -
Tacfire Glock & Colt Mag 9mm Luger Bolt Carrier Group - Gen 3
Vendor:TacFireRegular price $136.13 USDRegular price$159.60 USDSale price $136.13 USDSale -
Tacfire AR-15 .45 ACP Gen 2 Bolt Carrier Group
Vendor:TacFireRegular price $143.01 USDRegular price$167.67 USDSale price $143.01 USDSale -
SaleCar Buffer Spring
Vendor:Daniel DefenseRegular price $18.85 USDRegular price$22.10 USDSale price $18.85 USDSale -
CMMG Barrel And BCG Kit 4140Cm SBN Drop In 5.7 x 28mm 5" Black
Vendor:CMMG, IncRegular price $500.38 USDRegular price$586.65 USDSale price $500.38 USDSale -
SaleCMMG Cam Pin AR15
Vendor:CMMG, IncRegular price $8.27 USDRegular price$9.69 USDSale price $8.27 USDSale -
CMMG Spring Action Mk3
Vendor:CMMG, IncRegular price $7.38 USDRegular price$8.65 USDSale price $7.38 USDSale -
CMMG Spring Action Carbine Mk3
Vendor:CMMG, IncRegular price $7.38 USDRegular price$8.65 USDSale price $7.38 USDSale -
SaleCMMG Firing Pin Mk3
Vendor:CMMG, IncRegular price $16.81 USDRegular price$19.70 USDSale price $16.81 USDSale -
Barrel And Bolt Group Kit 9.2Inch Mc 22LR
Vendor:CMMG, IncRegular price $369.01 USDRegular price$432.63 USDSale price $369.01 USDSale -
CMMG Barrel Sub-assm 16.1inch M4 4140cm Sbn 22LR
Vendor:CMMG, IncRegular price $209.66 USDRegular price$245.80 USDSale price $209.66 USDSale -
SaleAR-15/M16 Accu-Wedge
Vendor:Z-M WeaponsRegular price $15.40 USDRegular price$18.05 USDSale price $15.40 USDSale -
Wolff AR-15 / M16 Trigger Function PAK
Vendor:WolffRegular price $12.31 USDRegular price$14.43 USDSale price $12.31 USDSale -
Wilson Combat AR-15 Recon 16 in Barrel 5.56mm Nato 1/2-28 Muzzle Threads 1-8 Twist
Vendor:Wilson CombatRegular price $282.53 USDRegular price$331.25 USDSale price $282.53 USDSale -
Wilson Combat AR-15 Ranger Barrels 5.56mm Nato Round Contour Matte Bead-Blasted Stainless 1/2-28 Muzzle Thread 1-8 Twist
Vendor:Wilson CombatRegular price $282.53 USDRegular price$331.25 USDSale price $282.53 USDSale -
Young Mfg AR-15/M16 Bolt Ejector Tool
Vendor:Young'sRegular price $82.64 USDRegular price$96.88 USDSale price $82.64 USDSale -
Remington Bolt Action M16 Style Extractors
Vendor:Badger OrdnanceRegular price $42.69 USDRegular price$50.05 USDSale price $42.69 USDSale -
Brownells AR-15/M16 Buttstock Cleaning Kit
Vendor:BrownellsRegular price $40.66 USDRegular price$47.67 USDSale price $40.66 USDSale -
Handguard, Injection Molded Plastic, G.I. Brown
Vendor:Springfield ArmoryRegular price $19.33 USDRegular price$22.66 USDSale price $19.33 USDSale -
AR-15/M16 Receiver Taps & Dies
Vendor:BrownellsRegular price $43.49 USDRegular price$50.98 USDSale price $43.49 USDSale -
SaleBolt Ejector Tool
Vendor:BrownellsRegular price $22.82 USDRegular price$26.76 USDSale price $22.82 USDSale -
AR-15/M16 Flash Suppressor Tap
Vendor:BrownellsRegular price $21.74 USDRegular price$25.48 USDSale price $21.74 USDSale -
AR-15/M16 Flash Suppressor Die
Vendor:BrownellsRegular price From $27.10 USDRegular price$31.77 USDSale price From $27.10 USDSale -
AR-15/M16 Flash Suppressor Tap
Vendor:BrownellsRegular price $18.47 USDRegular price$21.66 USDSale price $18.47 USDSale -
SaleCarrier Key Bit Kit
Vendor:BrownellsRegular price $13.04 USDRegular price$15.28 USDSale price $13.04 USDSale