Lower Parts Kits
AR Lower Parts Kits
Kit, Complete Receiver Extension, Mil-Spec
$49.95
BACK IN STOCK!!Mil-Spec, made in the USA.Kit includes:• Mil-spec receiver extension (6 position) 707..
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8 Pcs Kit, Complete Buttstock, M4 Telescoping, Mil-Spec
$69.95$96.95
QUALIFIES FOR FREE SHIPPING!Mil-Spec, made in the USA.Kit includes:• M4 telescoping buttstock w/Slin..
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AR15/M16 Kit, 38pc Small Parts Pack
$25.95$34.95
BACK IN STOCKMade in USA1 Delta Slip Ring Spring1 Delta Snap Ring (C-clip)1 Bolt Catch Plunger1 Bolt..
Kit, Enhanced, Complete Receiver Extension, Spring, End plate, Castle Nut
$69.95
Mil-Spec, Made in USAKit Includes: Mil-Spec receiver extension (6 position) 7075 aluminumBlack Oxide..
Kit, Hammer & Trigger Group
$49.95
Made in USAKit includes:• Hammer• Hammer Spring• Trigger• Trigger Spring• Disconnector• Disconnector..
Kit, Takedown & Pivot Pin, Springs Pins
$8.95
Made in USA.Black OxideIncludes:1 x Takedown Pin1 x Pivot Pin2 x Springs (Takedown & Pivot Pin)2..
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/M16 18 pc Lower Receiver Parts Kit w/o Fire Control
$48.95
Lower Receiver Parts Kit W/O Hammer/Trigger/Disconnector18pc Parts Kit Includes:SelectorSelector Det..
AR-15/M16 2pc Standard Carbine Buffer & Stainless Spring Combo
$16.95
AR-15/M16 2pc Standard Carbine Buffer & Spring ComboCarbine Standard Buffer, 3oz PinnedCar..
Kit, Lower Receiver Parts, AR-15 Semi-Auto, w/o Pistol Grip and Trigger Guard
$62.95
BACK IN STOCK100% Made in USA. 26pc Kit Includes:Buffer RetainerBuffer Retainer SpringDisconnectorDi..
AR-15/M16 2pc Standard Carbine Buffer & Enhanced Spring Combo
$25.95
AR-15/M16 2pc Standard Carbine Buffer & Enhanced Spring ComboCarbine Standard Buffer, 3oz ..
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AR15/M16 Spring Kit Lower Receiver
$6.95$9.95
Mil-spec, made in USAIncludesHammer Spring x 1Trigger Spring x 1Magazine Catch Spring x 1Selector De..
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Kit, Bolt Catch Assembly
$9.95$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
$22.95
Hammer Kit Includes:Mil-Spec HammerMil-Spec Hammer SpringMil-Spec Hammer PinAll Made in the USA..
Kit, Trigger Assembly AR15
$22.95
Kit Includes:Mil-Spec TriggerMil-Spec Trigger SpringMil-Spec Trigger PinAll Made in the USA..
4pc Kit, ECS Enhanced Combat System Buttstock, Spring, Tube, Nut- Commercial Spec
$125.95
Enhanced Combat System Buttstock Kit - Commercial Spec Kit Includes:1 x ECS Buttstock, Commercial Sp..
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5 Pack CARBINE LENGTH Enhanced Recoil Buffer Spring, AR-15 M4
$25.00$64.75
Five (5) CountFor AR-15 / M4 Carbine:Made in the USA and 100% quality inspected by hand for proper f..
AR15 Rifle Length Buffer Kit, Mil-Spec Stainless or Enhanced Spring Upgrade
$45.95
BACK IN STOCK!!Made in USA. Kit Includes: Rifle-Length Receiver Extension/Buffer Tube Mil-Spec ..
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AR15/M16 Castle Nut & End Plate Combo Enhanced QD Socket
$17.95$25.95
AR15/M16 Castle Nut & End Plate Combo Enhanced QD SocketCastle nut, Steel, Black OxideEnd Plate,..
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AR15/M16 Castle Nut & End Plate Combo Standard
$7.95$9.95
AR15/M16 Castle Nut & End Plate ComboCastle Nut - Steel, Black OxideUSGI End Plate Standard - St..
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Kit, Magazine Catch Assembly
$9.95$12.95
Made in USA.IncludesMagazine catch x 1Magazine catch button x 1Magazine catch spring x 1..
Kit, Selector Assembly
$14.95
Made in USA.IncludesSelector x 1 (Black Oxide finish)Selector Detent x 1Selector Detent Spring x 1..
Pistol Buffer Tube Kit, Black, Choice of Diameter
$74.95
Includes: - (1) Receiver Extension Buffer Tube, Pistol W/QD Socket- (1) Nut, Castle Extension R..
AR-15 Pin, Detent & Clip 20pc Kit
$32.95
Made in USA.Includes:Upper:Post, Front SightDetent, Front Sight PostPin, Gas TubePin, Firing Pin Ret..
AR-15 Pin, Detent, Clip & Spring Kit, 38 pc Complete
$53.95
Includes:Barrel:Spring, Front Sight DetentUpper:Spring, Selector Detent & EjectorSpring (NO Buff..
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..
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..
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Enhanced Combat System Furniture Kit, Commercial Spec, Coyote Tan
$57.95$116.95
QUALIFIES FOR FREE SHIPPING!Available in Coyote, Foliage Green, and FDE 30118.ECS Stock* Drop-in Ins..
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Enhanced Combat System Furniture Kit, Commercial Spec, Foliage Green
$57.95$116.95
QUALIFIES FOR FREE SHIPPING!Available in Foliage Green, Coyote, and FDE 30118.ECS Stock* Drop-i..
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H2 Buffer Upgrade Kit, 4pc Enhanced Recoil Spring, Buffer, Detent/Spring
$39.95$50.95
H2 Buffer Upgrade Kit includes:H2 Buffer, Mil-Spec 4.7 ozEnhanced Silicon Carbine SpringBuffer Deten..
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Kit, 90˚ Ambi Selector Assembly
$29.95$39.95
Our 90° ambi selector allows safe/fire manipulation on both sides of the receiver.Precision machin..
Kit, Lower Receiver Parts, AR-15 Semi-Auto
$69.95
BACK IN STOCK100% Made in USA.Kit Includes:Pistol GripPistol Grip ScrewPistol Grip Lock WasherBuffer..
Kit, Mil-Spec, Complete Lower Receiver Parts Assembly w/ QD Buttstock
$145.95
QUALIFIES FOR FREE SHIPPING!100% Made in USA. Kit Includes:M4 Buttstock, Black w/2 sided QD socket i..
Kit, Nickel Teflon
$9.95
Nickel Teflon KitKit Includes:1- Cam Pin1- Selector Detent1- Bolt Catch Plunger2- Takedown/Pivot Pin..
Kit, Scalloped Bolt Catch Assembly
$12.95
Do you hold your AR by the mag-well? If so, you suffer from taco grip. Don't worry, our scalloped ..