AR Lower Parts Kits

AR15/M4 USGI 5pc Sliding Stock Lever Replacement Kit

$9.95

USGI M4/AR15 Adjustable Stock Lever Replacement Kit, Mil-SpecKit Includes:- Release Lever, Black Pol..

Kit, Lower Receiver Parts, AR-15 Semi-Auto, w/o Fire Control - 18pc

$48.95

Lower Receiver Parts Kit W/O Hammer/Trigger/Disconnector18pc Parts Kit Includes:SelectorSelector Det..

5pc Kit, Complete Receiver Extension, Mil-Spec AR-15 Carbine

$49.95

AR15/M4 Mil-Spec Dimensions, made in the USA.Kit includes:• Mil-spec receiver extension (6 position)..

AR-15/M16 2pc Standard Carbine Buffer & Enhanced Spring Combo

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AR-15/M16 2pc Standard Carbine Buffer & Enhanced Spring Combo

$15.95$25.95

AR-15/M16 2pc Standard Carbine Buffer & Enhanced Spring ComboCarbine Standard Buffer, 3oz ..

AR-15/M16 2pc Standard Carbine Buffer & Stainless Spring Combo

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AR-15/M16 2pc Standard Carbine Buffer & Stainless Spring Combo

$10.95$16.95

AR-15/M16 2pc Standard Carbine Buffer & Spring ComboCarbine Standard Buffer, 3oz PinnedCar..

H2 Buffer Upgrade Kit, 4pc Carbine Enhanced Recoil Spring, Buffer, Detent/Spring

$50.95

H2 Buffer Upgrade Kit includes:H2 Buffer, Mil-Spec 4.7 ozEnhanced Silicon Carbine SpringBuffer Deten..

Kit, Enhanced, Complete Receiver Extension, Spring, End plate, Castle Nut

$69.95

Kit Includes: Mil-Spec receiver extension (6 position) 7075 aluminumBlack Oxide Castle NutMag Phosph..

Kit, Trigger 3pc Assembly Kit AR15

$22.95

Kit Includes:Mil-Spec TriggerMil-Spec Trigger SpringMil-Spec Trigger PinAll Made in the USA..

8 Pcs Kit, Complete Buttstock, M4 Telescoping, Mil-Spec

$96.95

Mil-Spec, made in the USA.Kit includes:• M4 telescoping buttstock w/Sling Loop• Mil-spec receiver ex..

Kit, Lower Receiver Parts, AR-15 Semi-Auto, w/o Pistol Grip and Trigger Guard

$63.95

BACK IN STOCK100% Made in USA. 26pc Kit Includes:Buffer RetainerBuffer Retainer SpringDisconnectorDi..

Kit, Lower Receiver Parts, AR-15/M4 Semi-Auto

$69.95

BACK IN STOCK100% Made in USA.Kit Includes:Pistol GripPistol Grip ScrewPistol Grip Lock WasherBuffer..

Kit, Nickel Teflon AR15 5.56/.223

$9.95

Nickel Teflon KitAR15 5.56/.223 Kit Includes:1- Cam Pin1- Selector Detent1- Bolt Catch Plunger2- Tak..

AR15 Rifle Length Buffer Kit, Mil-Spec Stainless or Enhanced Spring Upgrade

$45.95

Kit Includes: Rifle-Length Receiver Extension/Buffer Tube Mil-Spec 6061 T6 Aluminum with a hard ..

AR15/M4 Spring Kit Lower Receiver 9pc

$9.95

Mil-spec, made in USAIncludesHammer Spring x 1Trigger Spring x 1Magazine Catch Spring x 1Selector De..

Kit, 3pc Magazine Catch Assembly

$12.95

Made in USA.IncludesMagazine catch x 1Magazine catch button x 1Magazine catch spring x 1..

Kit, 3pc Selector Assembly

$14.95

Made in USA.IncludesSelector x 1 (Black Oxide finish)Selector Detent x 1Selector Detent Spring x 1..

Kit, Hammer & Trigger Group AR15

$49.95

AR15 Semi Auto Hammer Trigger KitKit includes:• Hammer• Hammer Spring• Trigger• Trigger Spring• Disc..

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AR15/M16 Kit, 38pc Small Parts Pack

$19.95$34.95

Made in USA1 Delta Slip Ring Spring1 Delta Snap Ring (C-clip)1 Bolt Catch Plunger1 Bolt Catch Pin1 F..

Kit, Takedown & Pivot Pin, Springs Pins

$8.95

Made in USA.Available in Black Oxide or Mag PhosphateIncludes:1 x Takedown Pin1 x Pivot Pin2 x Sprin..

Kit, Buffer Retainer Detent & Spring

$2.00

Buffer detent and spring kitBoth Made in USA..

Kit, Bolt Catch Assembly

$12.95

Made in USA.IncludesBolt Catch x 1Bolt Catch Roll Pin x 1Bolt Catch Plunger, Black Oxide x 1Bolt Cat..

Kit, Hammer Assembly AR15/M4 Semi

$22.95

Semi-Auto, AR15 Hammer Kit Includes:Mil-Spec Dimensions, 8620 Alloy Steel, Black Oxide HammerMil-Spe..

4pc Kit, ECS Enhanced Combat System Buttstock, Spring, Tube, Nut- Commercial Spec

$125.95

Kit Includes:1 x ECS Buttstock, Commercial Spec1 x 6 Position Buffer Tube Commercial Spec1 x Black O..

AR15/M4 Castle Nut & End Plate Combo Enhanced QD Socket

$25.95

AR15/M4 Castle Nut & End Plate Combo Enhanced QD SocketCastle nut, Steel, Black OxideEnd Plate, ..

AR15/M4 Castle Nut & End Plate Combo Standard

$9.95

AR15/M4 Castle Nut & End Plate ComboCastle Nut - Steel, Black OxideUSGI End Plate Standard - Ste..

5 Pack CARBINE LENGTH Enhanced Recoil Buffer Spring, AR-15 M4

$64.75

Five (5) CountFor AR-15 / M4 Carbine:Made in the USA and 100% quality inspected by hand for proper f..

5 Pack CARBINE LENGTH Recoil Buffer Spring, AR15/M16, Music Wire

$24.75

5 Pack CARBINE LENGTH Recoil Buffer Spring, AR15/M16, Music WireFor AR-15 / M4 Carbine length gas sy..

5pc Pistol Buffer Tube Kit w/QD Socket, 1.19" OD, Black

$74.95

Includes: (1) Receiver Extension Buffer Tube, 1.19" OD, Pistol W/QD Socket(1) Nut, Castle Exten..

AR-15 Pin, Detent, Clip & Spring Kit, 38 pc Complete

$53.95

Includes:Barrel:Spring, Front Sight DetentUpper:Spring, Selector Detent & EjectorSpring (NO Buff..

AR-15 Spring Kit, Complete

$14.95

Every single spring you'll need for an AR-15. Made in USA.Includes:Barrel:Spring, Front Sight Detent..

AR-15/M4 Pin, Detent & Clip 20pc Kit

$32.95

Made in USA.Includes:Upper:Post, Front SightDetent, Front Sight PostPin, Gas TubePin, Firing Pin Ret..

AR15/M16 Spring Kit - Hammer/Trigger Springs & Pins

$6.95

Mil-spec, made in USAIncludesTrigger Spring x 1Hammer Spring x 1Disconnector Spring x 1Trigger/Hamme..

AR15/M4 Kit, 90˚ Ambi Selector Assembly

$39.95

Our 90° ambi selector allows safe/fire manipulation on both sides of the receiver.Precision machin..

Enhanced Combat Stock & Grip Kit, Coyote or Foliage, Commercial

$94.95

* Easy Drop-in Installation, fits Commercial Buffer Tubes* Full length storage compartments hold bat..

Enhanced Combat System Furniture Kit, Commercial Spec, Coyote Tan

$116.95

Available in Coyote, Foliage Green, and FDE 30118.ECS Stock* Drop-in Installation on M4 receiver ext..

Enhanced Combat System Furniture Kit, Commercial Spec, Foliage Green

$116.95

Available in Foliage Green, Coyote, and FDE 30118.ECS Stock* Drop-in Installation on M4 receive..