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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Strike Industies SIARGTCS AR15 Gas Tube Stainless Steel 9.75" L
Vendor:Strike IndustiesRegular price $17.02 USDRegular price$19.96 USDSale price $17.02 USDSale -
Strike Industies SICOBRAFANG AR15 Fang Trigger Guard Style Polymer
Vendor:Strike IndustiesRegular price $13.98 USDRegular price$16.39 USDSale price $13.98 USDSale -
Strike Lower Receiver Spring Kit AR Style Various Md: SIARLRSK
Vendor:Strike IndustiesRegular price $9.19 USDRegular price$10.78 USDSale price $9.19 USDSale -
Strike Industies SILINKCFGRED Link Curved ForeGrip AR Style 6061-T6 Aluminum 4.8" x 1.7" .55" Red
Vendor:Strike IndustiesRegular price $43.28 USDRegular price$50.75 USDSale price $43.28 USDSale -
Strike Industies SIAREPTPBK Extended Takedown/Pivot Pins AR-15/M16/M4 Steel Black
Vendor:Strike IndustiesRegular price $15.02 USDRegular price$17.61 USDSale price $15.02 USDSale -
Strike Industies SIARFACC AR Forward Assist Steel Chrome
Vendor:Strike IndustiesRegular price $22.79 USDRegular price$26.72 USDSale price $22.79 USDSale -
Strike Industies SIARFABK AR Forward Assist Steel Black
Vendor:Strike IndustiesRegular price $21.92 USDRegular price$25.70 USDSale price $21.92 USDSale -
Cross Armory Quick Pins Takedown Pin AR-15 7075 T6 Aluminum
Vendor:Cross ArmoryRegular price $107.31 USDRegular price$125.82 USDSale price $107.31 USDSale -
Wilson Combat TRTTUH2 Tactical Trigger Unit Two-Stage Howe Steel Black
Vendor:Wilson CombatRegular price $199.10 USDRegular price$233.43 USDSale price $199.10 USDSale -
Wilson Combat TRTTU3G Tactical Trigger Unit Semi-Auto Steel Black
Vendor:Wilson CombatRegular price $202.07 USDRegular price$236.91 USDSale price $202.07 USDSale -
Wilson Combat TRLowerK Lower Receiver Parts Kit AR-15 Black
Vendor:Wilson CombatRegular price $54.33 USDRegular price$63.70 USDSale price $54.33 USDSale -
Wilson Combat Bolt Carrier Assembly 5.56mm Steel Black Parkerized TRBCA
Vendor:Wilson CombatRegular price $210.47 USDRegular price$246.76 USDSale price $210.47 USDSale -
SilencerCo Thread Protector 1/2x28 AR Style Steel md: AC1360
Vendor:SilencerCoRegular price $22.62 USDRegular price$26.52 USDSale price $22.62 USDSale -
Smith & Wesson M&P Accessories 110030 Single Point Universal Swivel Size Black
Vendor:Smith & WessonRegular price $27.78 USDRegular price$32.57 USDSale price $27.78 USDSale -
Advanced TechFALSElogy Black W/Ghost Ring Sights Heat Shield Universal SBS4600
Vendor:Advanced TechFALSElogy Intl.Regular price $31.90 USDRegular price$37.40 USDSale price $31.90 USDSale -
LanTac USA LLC Bolt Carrier Group Nickel Boron Coated .223/5.56X45MM Enhanced Full Auto 27Rd Califo
Vendor:Lantac USARegular price $294.06 USDRegular price$344.76 USDSale price $294.06 USDSale -
Strike Industries ARUDCETX223FDE Dust Cover AR-15 FDE Polymer
Vendor:Strike IndustiesRegular price $13.53 USDRegular price$15.86 USDSale price $13.53 USDSale -
Strike Industries ARUDCETX223Bk Dust Cover AR-15 Black Polymer
Vendor:Strike IndustiesRegular price $13.53 USDRegular price$15.86 USDSale price $13.53 USDSale -
Strike Industries ARSUDC223 Stamped Dust Cover AR-15 Black Steel 3.35"
Vendor:Strike IndustiesRegular price $21.63 USDRegular price$25.36 USDSale price $21.63 USDSale -
Bowden Tactical J23015-tx Ar15 Rail 15"
Vendor:Bowden TacticalRegular price $144.96 USDRegular price$169.95 USDSale price $144.96 USDSale -
Bowden Tactical J23013-af Ar15 Rail 13"
Vendor:Bowden TacticalRegular price $144.96 USDRegular price$169.95 USDSale price $144.96 USDSale -
Bowden Tactical J1376013c Air-rail Standard 13" Comp
Vendor:Bowden TacticalRegular price $114.55 USDRegular price$134.30 USDSale price $114.55 USDSale -
Bowden Tactical J1376013 Air-rail Standard 13" Fft
Vendor:Bowden TacticalRegular price $114.55 USDRegular price$134.30 USDSale price $114.55 USDSale -
LBU LBE Unlimited AR15 Armorers Tool ARMTL
Vendor:LBURegular price $62.34 USDRegular price$73.08 USDSale price $62.34 USDSale -
Black Rain Ordnance Carnivore-450B-Cu16-Black 450Bm 16 Spec15 Upper
Vendor:Black Rain OrdnanceRegular price $1,149.18 USDRegular price$1,347.32 USDSale price $1,149.18 USDSale -
FAB Defense FXVTSMB Rubberized M-LOK Compatible Versatile Tactical Support Black
Vendor:Elite ArcheryRegular price $20.33 USDRegular price$23.83 USDSale price $20.33 USDSale -
Ballistic Advantage Babl556036f Performance Series 5.56x45mm Nato 13.70" Threaded Hanson Profile, Midlength With Low Pro
Vendor:Ballistic AdvantageRegular price $202.28 USDRegular price$237.15 USDSale price $202.28 USDSale -
Hyperion Munitions Ptc1standard Ptc Black AFALSEdized Aluminum For Ar Rifle
Vendor:Hyperion MunitionsRegular price $31.32 USDRegular price$36.72 USDSale price $31.32 USDSale -
Maxim Defense Mxm47839 Roller Delayed Blowback System Buffer Carbine Fits Most 9mm Luger Mil-spec Ar-15/ar-9 Buffer Tube
Vendor:Maxim Defense IndustriesRegular price $212.08 USDRegular price$248.64 USDSale price $212.08 USDSale -
Maxim Defense MXM47838 Roller Delayed Blowback System Buffer CQB Fits Most 9mm Luger AR-15/AR-9 (Maxim Defense CQB Buffe
Vendor:Maxim Defense IndustriesRegular price $212.08 USDRegular price$248.64 USDSale price $212.08 USDSale -
Cmmg 22ba60f Bravo Conversion Kit 22 Lr, Stainless Steel, Fits Ar-15 (223/5.56 Only)
Vendor:CMMG, IncRegular price $175.39 USDRegular price$205.63 USDSale price $175.39 USDSale -
Radian Weapons R0452 Complete Upper 10.5 223W Flat Dark Earth 7075-T6 Aluminum
Vendor:Radian WeaponsRegular price $2,292.61 USDRegular price$2,687.89 USDSale price $2,292.61 USDSale -
Rock River Arms Bb0470 Lar-15m Rrage 3g Complete Upper, 5.56x45mm Nato 16", Black, Aluminum Rec, 15" M-lok Handguard, A2
Vendor:Rock River ArmsRegular price $551.00 USDRegular price$646.00 USDSale price $551.00 USDSale -
Rise Trigger Blitz Defense 4.5Lb Pull AR-15 Blue
Vendor:Rise ArmamentRegular price $205.31 USDRegular price$240.70 USDSale price $205.31 USDSale -
Rise Armament Ra524Defense Blitz Defense Single-Stage Hybrid With 4.50 Lbs Draw Weight, Blue Housing & Black Trigger
Vendor:Rise ArmamentRegular price $187.95 USDRegular price$220.35 USDSale price $187.95 USDSale -
Lbe Unlimited Ar2stg Replacement Trigger Two-stage Group, Curved Adj., Fits Ar-15
Vendor:LBURegular price $108.66 USDRegular price$127.40 USDSale price $108.66 USDSale