Lower Parts

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Kit, Lower Receiver Parts, AR-15/M4 Semi-Auto
$49.95$69.95
100% Made in USA.Kit Includes:Pistol GripPistol Grip ScrewPistol Grip Lock WasherBuffer RetainerBuff..
5pc Nickel Teflon Parts Kit AR15 M4 M16 5.56/.223
$12.95
CUSTOMER FAVORITE - BACK IN STOCK Nickel Teflon KitAR15 M4 M16 (A1-A4) 5.56/.223 Compatible Parts Ki..
9pc OD Green Buttstock Pistol Grip Kit M4/AR15
$103.95
Kit includes:M4 telescoping buttstock w/Sling Loop in OD GreenA2 Pistol Grip in OD GreenPistol Grip ..
Kit, AR15 M4 Enhanced, Complete Receiver Extension, Spring, End plate, Castle Nut
$39.95$69.95
AR15/M4 Kit Includes: Mil-Spec receiver extension (6 position) 7075 aluminum, Hardcoat AnodizedBlack..
LPK Kit, Lower Receiver Parts, AR-15/M4 Semi-Auto, w/o Fire Control - 18pc
$19.95$48.95
AR15/M4 Lower Receiver Parts Kit W/O Hammer/Trigger/Disconnector18pc Parts Kit Includes:SelectorSele..
5pc Kit, Complete Receiver Extension, Mil-Spec AR-15 M4 Carbine
$29.95$49.95
AR15/M4 Mil-Spec Dimensions, made in the USA.Kit includes:• Mil-spec receiver extension (6 position)..
AR15/M4 Multi-Adaptable Design MAD Steel End Plate Upgrade QD/Hook Mag/Blk
$9.95$21.95
AR15/M4 MAD End PlateReplaces existing end-plate to add Quick Detach Socket & Mash/HK Style Oval..
AR15/M4/M16 Ambi Selector, Safe-Fire, 90° Throw Lever
$19.95$34.95
AR15 M4 M16 Compatible 90° Ambidextrous Semi-Auto Selector Replaces Stock Selector to allow ..
AR15/M4/M16 Kit, 36pc Small Parts Pack
$34.95
Small Parts Pack for AR15/M4/M16 PlatformsAll Parts Made in USA1 Delta Slip Ring Spring1 Delta Snap ..
2PC AR15/M4 Quick Detach End Plate & Swivel Combo - Choose Swivel
$32.95
AR15/M4 Combo Kit Includes: Receiver End Plate, T6 Billet Aluminum, Hardcoat AnodizedQuick Deta..
2Pc Combo A2 Pistol Grip & Buttstock, AR15 M4 Carbine W/QD Mount, Mil-Spec, Black
$25.95$44.95
2PC Combo Includes:-M4 USGI Sliding Buttstock AssemblyBlack Molded Polymer Construction Adjustable,..
4pc Kit, ECS Buttstock, Spring, Tube, Nut- Comm Coyote/FDE
$125.95
Enhanced Combat System Buttstock Kit Includes:1 x ECS Buttstock, Commercial Spec, Battery Stor..
6pc AR15/M4/M16 Takedown & Pivot Pins & Springs Kit MAG/BLK
$8.95
6pc AR15/M4/M16 Compatible Kit Includes:1 Takedown Pin1 Pivot Pin2 Springs (Takedown & Pivot Pin..
CARBINE LENGTH Enhanced Recoil Buffer Spring, AR-15 M4
$12.95
For AR-15 / M4 Carbine:Made in the USA and 100% quality inspected by hand for proper function. Cons..
Buttstock, USGI M4 Carbine Sliding w/ Sling Loop, FDE
$39.95
M4 USGI Sliding Buttstock Assembly w/fixed Sling LoopAR15/M4 Mil-Spec M4 Carbine Sliding Buttstock ..
Buttstock, USGI M4 Carbine Sliding w/ Sling Loop, OD Green
$39.95
M4 USGI Sliding Buttstock Assembly w/fixed Sling LoopAR15/M4 Mil-Spec M4 Carbine Sliding Buttstock ..
5 Pack RIFLE LENGTH Enhanced Recoil Buffer Spring, AR-15 M16
$64.75
Rifle Length Recoil Spring for Fixed Rifle Stock AR15 & M16 (A1-A4)FIVE (5) Count• Constructed f..
AR-15/M4 2pc Carbine Buffer & Enhanced Recoil Spring Combo
$25.95
AR-15/M4 2pc Buffer & Enhanced Spring ComboCarbine Standard Buffer, 3oz PinnedEnhanced Chr..
AR15/M4 Receiver TRI-End Plate, Quick Detach, Billet Aluminum
$39.95
AR15/M4 Receiver End Plate w/3 Attachment SocketsPrecision machined from 6061 T6 AluminumMil-A-8625 ..
Pistol Grip, ECS, OD Green AR15/M4
$4.95
ECS Grips* Classic A2 style* Also available in Black and Foliage Green* Made in USA from milspec mat..
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..
H Buffer, Recoil, Carbine, AR15/M4
$17.95$25.95
H Carbine Recoil Buffer Aluminum Alloy Body with Tungsten Weights, PinnedMarked HMil-Spec 3.8ozMade ..
Pistol Grip, ECS, Coyote Tan/FDE AR15/M4
$4.95
Enhanced Combat Systems (ECS) Grip* Classic A2 style* Also available in multiple colors* Made in USA..
Pistol H2 Buffer Upgrade Kit, 4pc Carbine Enhanced Recoil Spring, Buffer, Detent/Spring
$52.95
AR15/M4 Platforms, Including Pistol BuildsH2 Buffer Upgrade Kit includes:H2 Buffer, Mil-Spec 4.7 ozE..
AR-15//M4 2pc Buffer & Stainless Steel Carbine Spring Combo
$16.95
AR-15/M4 2pc Buffer & Spring ComboCarbine Standard Buffer, 3oz PinnedCarbine Length Stainl..
RIFLE LENGTH Enhanced Recoil Buffer Spring, AR-15 M4
$12.95
• Constructed from certified USA made chrome silicon spring wire• Heat treated, stress relieved• Pro..
2Pc Combo, Pistol Buffer Tube w/ 1" Oval QD Swivel
$41.95
Combo Includes: 1.190" OD Pistol Buffer Tube, machined from 6061 billet, hard-coat anodized to Mil..
AR15/M4 Kit, LPK Lower Receiver Parts, AR-15 Semi-Auto, w/o Pistol Grip and Trigger Guard
$39.95$63.95
AR15/M4 Lower Parts Kit26pc Kit Includes:Buffer RetainerBuffer Retainer SpringDisconnectorDisconnect..
5pc Pistol Buffer Tube Kit w/QD Socket, 1.19" OD, Black
$29.95$74.95
Includes: (1) Receiver Extension Buffer Tube, 1.19" Pistol W/Quick Detcah Socket. Billet Alumin..
AR15/M16 Spring Kit - Hammer/Trigger Springs & Pins
$3.95$6.95
Mil-spec, made in USAIncludesTrigger Spring x 1Hammer Spring x 1Disconnector Spring x 1Trigger/Hamme..
AR15/M4 Castle Nut & End Plate Comb Mil-Spec, Mag Phos
$5.95$9.95
Castle Nut & End Plate ComboMil-Spec AR15/M4 PlatformsCastle Nut - Steel, Slots angled to pin, M..
AR15 M4 Sliding Stock Buttstock, M4 Carbine w/QD Mount, Mil-Spec, Black
$39.95
AR15 M4 USGI Sliding Buttstock Assembly Black Molded Polymer Construction, BlackAdjustable, Fit..
AR15/M4 USGI 5pc Sliding Stock Lever Replacement Kit, Knurled
$9.95
USGI M4/AR15 Adjustable Stock Lever Replacement Kit, Knurled Includes:- Release Lever, Black Polymer..
2 Pack RIFLE LENGTH Enhanced Recoil Buffer Spring, AR-15 M4
$17.95$19.95
Two (2) Count• Constructed from certified USA made chrome silicon spring wire• Heat treated, stress ..
Spring, Recoil Buffer Rifle, AR15/M16, Stainless
$4.95
RECOIL SPRINGFits M16, M16A1, M16A2, M16A3, M16A4. For use with a full size M16 Rifle buffer and f..
Swivel Mount, QD Socket GI Stock
$24.95
Replaces government and OEM sling loop on rifle and carbine buttstocks utilizing the OEM fastener.Fe..
AR15/M4 Castle Nut & End Plate Combo Enhanced QD Socket STEEL or ALUM
$25.95
Now Available in Choice of Steel or AluminumAR15/M4 Castle Nut & End Plate Combo Enhanced Quick ..
2 Pack CARBINE LENGTH Enhanced Recoil Buffer Spring, AR-15 M4
$17.95$24.95
Two (2) CountFor AR-15 / M4 Carbine:Made in the USA and 100% quality inspected by hand for proper fu..
2 Pack Combo CARBINE & RIFLE LENGTH, Enhanced Recoil Buffer Springs, AR-15
$24.95
This 2 pack includes:(1) Carbine Length Enhanced Buffer Springs(1) Rifle Length Enhanced Buffer Spri..
3pc AR15/M4/M16 Kit, 90˚ Ambi Selector Assembly
$39.95
Our 90° ambi selector allows safe/fire manipulation on both sides of the receiver.Precision machin..
AR15/M16 Trigger Guard
$6.95
AR14 M4 M16 Standard Trigger Guard with pinMil-spec dimensions 7075 Aluminum, Hard coat anodize, Typ..
AR15/M4 Buffer, Recoil, Carbine, H2
$38.95
H2 Carbine Recoil Buffer Aluminum Alloy Body with Tungsten Weights, PinnedMarked H24.7 ozMade in USA..
AR15/M4 Extended Pistol Buffer Tube w/ Step 1.20" diameter, QD Socket
$14.95$29.95
Extended Pistol Buffer TubeMachined from 6061 Billet AluminumHard-coat anodizedWorks with standard..
AR15/M4 Pistol Buffer Tube Receiver Extension w/QD socket 1.190” Diameter
$13.95$28.95
AR15 Pistol Buffer Tube1.190” outside diameter, Overall Length ~ 7 3/8"Machined from 6061 Billet Alu..
AR15/M4 Quick Detach Socket Receiver End Plate, Thin Profile, Aluminum
$19.95
Our thinnest and lightest end plate with Quick-Detach Socket Features same profile as the standard G..
AR15/M4 Steel End Plate, Ambi, HK Snap/Mash Hook Attachment
$8.95
AR15/M4 Billet Steel Ambi Snap/Mash Hook End PlateReceiver end plate includes Dual Sling Loops Ambid..
AR15/M4 USGI 4pc Sliding Stock Pin/Nut/Spring Kit
$6.95
AR15/M4 USGI 4pc Sliding Stock Pin/Nut/Spring Kit Includes:- Locking Pin, Steel, Mag Phosphate- Lock..
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..
AR15/M4/M16 Selector, Ambi, Safe-Fire, 45° Throw Lever
$34.95
AR15/M4 Ambi SelectorThe 45° selector comes with 2 long levers, screws and hex toolOur Ambi Selector..
Buttstock, USGI M4 Carbine Sliding w/ Sling Loop, Mil-Spec, Black
$39.95
M4 USGI Sliding Buttstock Assembly w/fixed Sling LoopAR15/M4Mil-Spec M4 Carbine Sliding Buttstock wi..
Kit, Buffer Retainer & Spring
$2.25
AR15 M4 M16 (A1-A4) Buffer Retainer and Buffer Retainer Spring kitBuffer Retainer: Steel with Mag Ph..
Magazine, Colt SS 9MM, 32 Rd
$69.95
Rugged, all-steel, high-capacity magazines for 9mm AR-15 conversions that use a Colt-style magazine...
Spring, Recoil Buffer Carbine, AR15/M16, Stainless
$4.95
Standard Carbine Recoil Spring for AR15/M4 Platforms with adjustable stocksStainless SteelMade in US..
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
$98.95
Mil-Spec, made in the USA.Kit includes:• M4 telescoping buttstock w/Sling Loop• Mil-spec receiver ex..
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 ..
Kit, Rifle Enhanced Recoil Spring Upgrade w/Buffer
$28.95
Kit Includes:(1) Rifle Length Chrome Silicon Enhanced Recoil Spring(1) Rifle Buffer (5.2oz)Made in t..
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 AR15/M16/M4
$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..
Buffer, Recoil, Carbine, H3
$39.95
H3 Carbine Recoil Buffer Aluminum Alloy Body with Tungsten Weights, PinnedMarked H3Mil-Spec 5.4 ozMa..
Kit, Bolt Catch Assembly AR15/M4/M16
$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..
AR15/M16 Buffer, Recoil, Rifle
$18.95
Rifle-length buffer for AR-15/M16 riflesmade to military specifications Weight = 5.2 ozMade in the U..
Extension, Receiver, Rifle Length, Buffer Tube
$29.95
Rifle Length Buffer TubeMil-Spec 6061 T6 Aluminum with a Black hard coat anodize.Made in USA...
Stock, Enhanced Combat System, Commercial Spec, Coyote Tan
$89.95
* Drop-in Installation on M4 receiver extensions (Buffer Tube)* Full length storage compartments hol..
Stock, Enhanced Combat System, Commercial Spec, Foliage Green
$89.95
* Drop-in Installation on M4 receiver extensions (Buffer Tube)* Full length storage compartments hol..
AR15/M16 Civil Defense Logo Trigger Guard w/Plug
$19.95
Our Enhanced Trigger Guard with plug features a shape that fills the "gap" left by traditional AR-..
AR15/M16 Enhanced Trigger Guard, Black
$19.95
Our Enhanced Trigger Guard without plug allows the trigger guard to pivot downward. Does not fill th..
AR15/M16 Locking Washer, Pistol Grip
$1.00
Don't let your friends say you've got a loose screw - maintain your grip with a fresh locking washer..
AR15/M16 Thin Enhanced Trigger Guard, Destroyer Gray
$19.95
Our Thinnest Enhanced Trigger Guard without plug allows the trigger guard to pivot downward. Does no..
AR15/M4 Nut, Castle Receiver Extension Tube, Black Oxide
$5.95
Threaded to fit standard AR15/M4 PlatformsSlotted to pinBlack Oxide FinishAs always - Made in USA...
AR15/M4 Nut, Castle Receiver Extension Tube, Mag Phosphate
$5.95
Mil-Spec AR15/M4 PlatformsSlots angled to pinMag Phos FinishAs always - Made in USA...
AR15/M4 Receiver Extension Buffer Tube (Carbine, 6 POS Mil-Spec)
$28.95
AR15/M4 Carbine length, 6 position adjustment Buffer TubeMil-Spec 7075-T6 Aluminum Impact Extru..
AR15/M4 USGI Sliding Stock Lever Replacement, Black, Standard or Knurled
$3.95
Replacement Lever for USGI Standard M4/AR15 Sliding StockMolded with durable black polymer.Choice of..
Bolt Catch, AR15/M4/M16
$8.95
AR15 Mil-spec Bolt CatchMade in USAAlso - Check out our bolt catch kit here..
Buttstock, M4 Carbine w/QD Mount, Mil-Spec, Foliage Green
$39.95
AR15/M4Mil-Spec M4 Carbine Sliding Buttstock with added Quick Detach SocketMolded Polymer Constructi..
Buttstock, M4 Carbine w/QD Mount, Mil-Spec, Olive Drab
$39.95
Mil-Spec M4 Carbine buttstock with enhanced QD sockets. Made in USA.*All Damage Industries QD ..
Buttstock, M4 Carbine w/QD Mount, Mil-Spec, SHTF Brown
$39.95
AR15/M4Mil-Spec M4 Carbine Sliding Buttstock with added Quick Detach SocketMolded Polymer Constructi..
Buttstock, USGI M4 Carbine Sliding W/ Sling Loop + Ambi QD SHTF Brown
$44.95
AR15/M4 USGI Sliding Stock Mil-Spec M4 Carbine buttstock Added Ambi QD socket Standard sling loop in..
Carbine AR15/M16 Spring, Recoil Buffer Action, Music Wire
$4.95
For AR-15 / M4 Carbine.Higher performance over stainless mil-spec recoil spring - reduces perceived ..
Detent, Selector, AR15/M16
$1.00
NicoTef provides exceptional lubricity and corrosion resistance while maintaining a low coeffici..
Detent, Takedown/Pivot Pin, AR15/M16
$1.00
NicoTef provides exceptional lubricity and corrosion resistance while maintaining a low coeffici..
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..
Fastener, Ambi-Selector Lever
$1.00
FHSCS M3-0.5x6 fastener. Intended for use in with our 90° Standard Throw and 45° Throw ambi selector..
Kit, Pistol Grip Screw w/Lock Washer
$1.95
Kit Includes: (1) Pistol Grip Screw, Hex or Slotted(1) Lock WasherMade in USA..
Magazine Release Button, AR15/M16/M4
$2.00
Billet 7075-T6 AluminumType 3 Hardcoat AnodizedMade to Military SpecificationsMade in USA..
Magazine, PRI 6.8 Spc, AR, 28 Round
$29.95
Magazine, PRI 6.8 Spc, AR, 25 RoundPrecision Reflex 6.8mm SPC 28 round capacity magazines with pushb..