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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LBE Unlimited Flash Hider 5.56 NATO Fits AR15 Birdcage Style ARA2FH
Vendor:LBURegular price $12.14 USDRegular price$14.23 USDSale price $12.14 USDSale -
LBE Unlimited Trigger Guard For A-15 AR15TG
Vendor:LBURegular price $4.34 USDRegular price$5.08 USDSale price $4.34 USDSale -
LBE Unlimited Lower Parts Kit 223 Rem/5.56 NATO Black Finish Without Trigger Guard or Pistol Grip ARK15LPK
Vendor:LBURegular price $76.26 USDRegular price$89.40 USDSale price $76.26 USDSale -
LanTac USA LLC AR15 Gas Tube Black Nitride Rifle Length GT-R6004
Vendor:Lantac USARegular price $26.67 USDRegular price$31.26 USDSale price $26.67 USDSale -
LanTac USA LLC AR15 Part Black Nitride Pistol Length Gas Tube GT-P6000
Vendor:Lantac USARegular price $26.67 USDRegular price$31.26 USDSale price $26.67 USDSale -
LanTac USA LLC AR15 Gas Tube Black Nitride Mid Length GT-M6002
Vendor:Lantac USARegular price $27.83 USDRegular price$32.62 USDSale price $27.83 USDSale -
LanTac USA LLC AR15 Gas Tube Black Nitride Intermediate Length GT-I6003
Vendor:Lantac USARegular price $26.67 USDRegular price$31.26 USDSale price $26.67 USDSale -
LanTac USA LLC AR15 Part Black Nitride Carbine Length Gas Tube
Vendor:Lantac USARegular price $26.67 USDRegular price$31.26 USDSale price $26.67 USDSale -
LanTac USA LLC RPS Castle Nut And End Plate Black Nitride
Vendor:Lantac USARegular price $68.82 USDRegular price$80.68 USDSale price $68.82 USDSale -
LanTac USA LLC 308 Enhanced BCG Black Nitride
Vendor:Lantac USARegular price $385.18 USDRegular price$451.59 USDSale price $385.18 USDSale -
LanTac USA LLC M-Spec Rifle +1 Length Gas Tube Fits AR 15 with System Stainless Steel Finish Silver
Vendor:Lantac USARegular price $22.03 USDRegular price$25.82 USDSale price $22.03 USDSale -
LanTac USA LLC M-Spec Rifle Length Gas Tube Fits AR 15 with System Stainless Steel Finish Silver 01-MSP
Vendor:Lantac USARegular price $22.03 USDRegular price$25.82 USDSale price $22.03 USDSale -
LanTac USA LLC M-Spec Pistol Gas Tube Fits AR 15 with Length System Stainless Steel Finish Silver
Vendor:Lantac USARegular price $22.03 USDRegular price$25.82 USDSale price $22.03 USDSale -
LanTac USA LLC M-Spec Mid Length Gas Tube Fits AR 15 with System Stainless Steel Finish Silver
Vendor:Lantac USARegular price $23.19 USDRegular price$27.18 USDSale price $23.19 USDSale -
LanTac USA LLC M-Spec Intermediate Length Gas Tube Fits AR 15 with System Stainless Steel Finish
Vendor:Lantac USARegular price $22.03 USDRegular price$25.82 USDSale price $22.03 USDSale -
LanTac USA LLC M-Spec Carbine Gas Tube Fits AR 15 with Length System Stainless Steel Finish Silver
Vendor:Lantac USARegular price $22.03 USDRegular price$25.82 USDSale price $22.03 USDSale -
LanTac USA LLC Milspec BCG Black Nitride
Vendor:Lantac USARegular price $184.18 USDRegular price$215.93 USDSale price $184.18 USDSale -
Lantac Usa Llc Ultimate Takedown Pin Set Fits Ar-15 Tin Finish Gold 01-lp-ups-tin
Vendor:Lantac USARegular price $52.01 USDRegular price$60.98 USDSale price $52.01 USDSale -
Lantac Usa Llc Bolt Catch Pro Black Finish Functions With Forged Receiver Sets And Raven Onyx 01-lp-bc-pro
Vendor:Lantac USARegular price $63.10 USDRegular price$73.98 USDSale price $63.10 USDSale -
KNS Precision Inc. Part Black AR-15 Firing Pin Retaining PERMA
Vendor:KNS PrecisionRegular price $12.18 USDRegular price$14.28 USDSale price $12.18 USDSale -
KNS Precision Inc. Front Sling Mount Black AR-15/M-16 Swivel Stud FSLINGM
Vendor:KNS PrecisionRegular price $20.33 USDRegular price$23.83 USDSale price $20.33 USDSale -
Kinetic Development Group LLC M-LOK Picatinny Rail 7 Slot AFALSEdized Finish Black
Vendor:Kinetic Development GroupRegular price $15.34 USDRegular price$17.99 USDSale price $15.34 USDSale -
Kinetic Development Group LLC SCAR Talon Ambidextrous 45/90 Safety Selector 2 Lever Kit For Rifles AFALSEdized Finish
Vendor:Kinetic Development GroupRegular price $100.20 USDRegular price$117.47 USDSale price $100.20 USDSale -
Grip Pod Fits Picatinny Steel Reinforced Legs Tan Finish
Vendor:Grip PodRegular price $187.63 USDRegular price$219.98 USDSale price $187.63 USDSale -
GG&G Inc. QD Sling Swivel Fits AR-15 Heavy Duty Quick Detach Black Finish GGG-1418
Vendor:GGGRegular price $16.89 USDRegular price$19.81 USDSale price $16.89 USDSale -
GG&G Inc. Quick Detach Sling Thing For Dovetail Heavy Duty Enhanced Swivel Fits AR-15 Picatinny Black
Vendor:GGGRegular price $49.07 USDRegular price$57.53 USDSale price $49.07 USDSale -
Geissele Automatics Maritime Bolt Catch Black Finish
Vendor:Geissele AutomaticsRegular price $34.31 USDRegular price$40.22 USDSale price $34.31 USDSale -
Geissele Automatics Super Gas Block .750
Vendor:Geissele AutomaticsRegular price $89.83 USDRegular price$105.32 USDSale price $89.83 USDSale -
Geissele Automatics Hi-Speed Match Universal Trigger Includes 1 and 3 Springs (for the D
Vendor:Geissele AutomaticsRegular price $307.07 USDRegular price$360.01 USDSale price $307.07 USDSale -
Geissele Automatics Super Dynamic Enhanced Trigger 05-167
Vendor:Geissele AutomaticsRegular price $266.23 USDRegular price$312.14 USDSale price $266.23 USDSale -
Geissele Automatics Trigger Super Dynamic 3 Gun 05-166
Vendor:Geissele AutomaticsRegular price $266.23 USDRegular price$312.14 USDSale price $266.23 USDSale -
Geissele Automatics Super Dynamic Combat Trigger 05-165
Vendor:Geissele AutomaticsRegular price $266.23 USDRegular price$312.14 USDSale price $266.23 USDSale -
Geissele Automatics Super Semi-Automatic Enhanced Trigger 05-160
Vendor:Geissele AutomaticsRegular price $266.23 USDRegular price$312.14 USDSale price $266.23 USDSale -
FailZero Lightweight/Low Mass Bolt Carrier Group FALSE Hammer EXO Nickel Boron Coated Finish 9.2 oz Total BCG Weight
Vendor:FailZeroRegular price $250.78 USDRegular price$294.02 USDSale price $250.78 USDSale -
FailZero Bolt Carrier Group 7.62X39 Nickel Boron Coated FALSE Hammer FZ-7.62X39-01-NH
Vendor:FailZeroRegular price $201.48 USDRegular price$236.22 USDSale price $201.48 USDSale -
FailZero 458 SOCOM Bolt Carrier Group FALSE Hammer Nickel Boron Coated FZ-458-01-NH
Vendor:FailZeroRegular price $196.17 USDRegular price$229.99 USDSale price $196.17 USDSale