Parts and upgrades
Barrels, choke tubes, triggers, springs, upper receivers and other replacement and upgrade parts.
1,924 items
LBE UnlimitedAR-15 Selector Detent, Made from 12L14 Steel, Pack of 20Part$9.19$12.99Save 29%
LBE UnlimitedUnlimited, Standard Charging Handle, Fits AR15/M16Carry Handle$19.99
LBE UnlimitedEnd Plate, For AR-15, Manganese Phosphate Coated 4140 SteelEnd Plate$5.37$7.99Save 32%
LBE UnlimitedAR-15 Trigger Hammer, Made from 8620 SteelHammer$15.32$19.99Save 23%
LBE UnlimitedAR15 Bolt Carrier Group Gas Key, Fits AR-15 Bolt Carrier Groups, BlackBolt Carrier Group Part$18.38
LBE UnlimitedFiring Pin, For AR-15, BlackFiring Pin$6.13$9.99Save 38%
LBE UnlimitedAR Essentials Kit, Includes Bolt Catch Plunger, Bolt Catch Spring, Bolt Catch Roll Pin, Buffer Retainer, Buffer Retainer Spring, Disconnector Spring, Hammer Spring, Trigger Spring, Hammer Pin, Trigger Pin, Pivot Pin Detent, Pivot Pin Detent Spring, Takedown Pin Detent, Takedown Pin Detent Spring, Selector Detent, Selector Detent Spring, Trigger Guard Roll Pin, Magazine Catch SpringPart$10.49$13.99Save 25%
LBE UnlimitedCrush Washer, 5.56 NATO, For AR15Part · Fits AR-15$4.60$6.99Save 34%
LBE UnlimitedCrush Washer, 308 Winchester, For AR10Part · Fits AR-15$6.13$7.99Save 23%
LBE UnlimitedBolt Carrier Group Cam Pin, For AR15/M16, Black FinishBolt Carrier Group Part$4.29$8.99Save 52%
LBE UnlimitedCastle Nut, For AR-15, Manganese Phosphate Coated 4140 SteelCastle Nut$5.90$8.99Save 34%
LBE UnlimitedAR Bolt Kit, Includes Bolt, Firing Pin, Cam Pin, and Retaining PinBolt Carrier Group Part$68.53
LBE UnlimitedBolt Gas Rings, Set of 3Bolt Carrier Group Part$1.92
LBE UnlimitedAK Retaining Plate, BlackPart$3.83$6.99Save 45%
LBE UnlimitedAK Pistol Grip Screw and Bushing, Mag Phosphate FinishPart$6.89$8.99Save 23%
KRISS USA, IncVECTOR, Mag Extension, Black, MagEx 40rd Extension Kit, Fits Glock 17 MagazineMagazine Extension$32.99
KRISS USA, IncMagazine Extension, 9MM, +23 Rounds, Alpine White, Fits Kriss VECTOR, Fits Glock 17 MagazinesMagazine Extension$32.99
KRISS USA, IncMagazine Extension, 45 ACP, +17 Rounds, Black, Fits Kriss VECTOR, 3 Pack, Fits Glock 21 MagazinesMagazine Extension$85.99
KNS Precision, Inc.AR-15 Firing Pin Retaining Pin, BlackBolt Carrier Group Part$10.94
KNS Precision, Inc.Push Button Pivot Pin with QD Swivel Adapter, Part, .250" Diameter, Oxide Finish, BlackPart$32.00
KNS Precision, Inc..154 Diameter Non-Rotating Trigger/Hammer Pins, BlackTrigger Pins$34.38
KNS Precision, Inc..154 Diameter Non-Rotating Trigger/Hammer Pins, BlackTrigger Pins$34.38
Kimber AmericaMagazine Extended Base Pad, For Kimber 1911 Magazines (Will Not Work with KimPro Magazines), Matte Finish, Black, Set of 3Magazine Base Plate$8.75$12.00Save 27%
KAK IndustryGas Tube, Rifle-Length, Fits AR15, SilverGas Tube$16.80