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Lower Receiver Parts

72 of 103 Items
  • MAGPUL MOE MIL-SPEC CARBINE STOCK MAGPUL MOE MIL-SPEC CARBINE STOCK MAGPUL MOE MIL-SPEC CARBINE STOCK MAGPUL MOE MIL-SPEC CARBINE STOCK MAGPUL MOE MIL-SPEC CARBINE STOCK

    MAGPUL MOE MIL-SPEC CARBINE STOCK

    The MOE Carbine Stock - Mil-Spec model (Magpul Original Equipment) is a drop-in replacement buttstock for AR15/M16 carbines using Mil-Spec sized receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and...

    $37.95
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  • LMT Carbine Weight 5.56 Buffer

    LMT Carbine Weight 5.56 Buffer

    Carbine Buffer, best used with full-auto 5.56 direct impingement rifle systems Features: Carbine-weight AR-15 Buffer Contains 3 Stainless Steel Weights and no Tungsten weights. Mil-Spec product.  NSN: 1005-01-650-1168 MADE IN USA

    $20.00
    OUT OF STOCK
  • MI Heavy Duty QD Receiver End Plate MI Heavy Duty QD Receiver End Plate

    MI Heavy Duty QD Receiver End Plate

    Heavy Duty QD End Plate made by Midwest Industries. Specs: Heavy duty design for extreme use Billet machined from 4140 alloy steel No bushings to come loose or spin Anti-rotation QD socket .7oz. MADE IN USA

    $23.50
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  • Battle Arms BAD-ASS-PRO Ambidextrous Safety Selector Battle Arms BAD-ASS-PRO Ambidextrous Safety Selector

    Battle Arms BAD-ASS-PRO Ambidextrous Safety Selector

    The BAD-ASS-PRO series of safeties is not compatible with legacy BAD-ASS/CASS components! THIS SAFETY IS A LIMITED PRODUCTION RUN! ONCE SUPPLY RUNS OUT IT WILL NO LONGER BE AVAILABLE!! The best just got better! From the inventors of the very first...

    $39.95
    OUT OF STOCK
  • B5 Systems Aluminum Trigger Guard (FDE, AR-15) B5 Systems Aluminum Trigger Guard (FDE, AR-15)

    B5 Systems Aluminum Trigger Guard (FDE, AR-15)

    This curved trigger guard is designed to accommodate gloved shooting, and even maintains the original swing-down feature for use with heavier winter gloves. Features:  Made of 6061 aluminum Milspec Type III anodized finish Drop-in...

    $20.00
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  • B5 Systems Aluminum Trigger Guard (Black, AR-15) B5 Systems Aluminum Trigger Guard (Black, AR-15)

    B5 Systems Aluminum Trigger Guard (Black, AR-15)

    This curved trigger guard is designed to accommodate gloved shooting, and even maintains the original swing-down feature for use with heavier winter gloves. Features:  Made of 6061 aluminum Milspec Type III anodized finish Drop-in...

    $20.00
    OUT OF STOCK
  • KAC Combat Trigger Guard KAC Combat Trigger Guard

    KAC Combat Trigger Guard

    The KAC Combat Trigger Guard is enlarged for use with gloves or for shooters with large hands. It is compatible with most mil-spec AR-15 lower receivers, but may require slight fitting in some instances. Features: Color: Black Finish: Mil-Spec...

    $30.24
    OUT OF STOCK
  • VLTOR RE-1 Receiver Extension Tube (AR-15) VLTOR RE-1 Receiver Extension Tube (AR-15)

    VLTOR RE-1 Receiver Extension Tube (AR-15)

    The RE-1 is VLTOR’s mil-spec carbine receiver extension tube. The RE-1 features five stock positions, each of which has a corresponding numeral lasered on the top side of the tube for quick visual indexing. These tubes are made from extremely tough...

    $44.60
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  • BATTLEARMS BAD-ATG Adjustable Tactical Grip BATTLEARMS BAD-ATG Adjustable Tactical Grip

    BATTLEARMS BAD-ATG Adjustable Tactical Grip

    BAD-ATG™ (Adjustable Tactical Grip) AR15/M16/AR308 Grip Easily adjustable, with the included hex key to the most popular angles (17, 25, & 33 degrees) using the Patent Pending adjustable angle mechanism. The ability to change angles of the...

    $22.95
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  • BAD Magazine Release Kit MOD1 BAD Magazine Release Kit MOD1

    BAD Magazine Release Kit MOD1

    This Battle Arms Mag Catch Kit includes:  BAD-EMC-IC Enhanced Magazine Catch Process: Investment Cast (Same Process as Mil-Spec) Material: 8620 Heat Treated Steel Finish: Black Phosphate Finish Construction: One Piece Engineering (Not...

    $15.95
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  • BAD Enhanced Single Side Safety Selector BAD Enhanced Single Side Safety Selector

    BAD Enhanced Single Side Safety Selector

    BAD-E4S Enhanced Single Sided Safety Selector for the AR15 Style Rifles and the ArmaLite, Inc.'s AR10® (Semi Auto). Features: Based on our famous BAD-ASS Ambidextrous Safety Selector with distinctive and diagonal serrations. AR15 Style Rifles...

    $14.95
    OUT OF STOCK
  • Sionics AR15 Bolt Catch Sionics AR15 Bolt Catch

    Sionics AR15 Bolt Catch

    This is Sionics Bolt catch is a true Mil-Spe part used by all the major firearm manufacturers in the industry. Includes: 1 Mil-Spec Bolt Catch* MADE IN USA *Bolt Catch Spring, Plunger, and Bolt Catch Roll Pin sold separately. 

    $9.99
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  • LMT Carbine H Weight 5.56 Buffer

    LMT Carbine H Weight 5.56 Buffer

    Heavy Carbine Buffer, best used with full-auto 5.56 direct impingement rifle systems Features: H weight Carbine AR-15 Buffer Contains 2 Stainless Steel Weights and 1 Tungsten weight. Mil-Spec product.  NSN: 1005-00-914-4578 MADE IN USA

    $37.00
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  • LMT QD Endplate

    LMT QD Endplate

    LMT® manufactured receiver endplate with QD swivel insertion point. Featuring a low profile, slim design, the L7A2DERRR is a great upgrade on your current rifle or a great addition to your next build. This end plate is now standard equipment all MARS...

    $24.00
    OUT OF STOCK
  • LMT 5.56 Receiver Extension Tube

    LMT 5.56 Receiver Extension Tube

    Our favorite receiver extension tube on the market. Slightly oversized for a very tight stock fit. There's no slop when you use this tube.  Features: Milspec 5.56 receiver extension 6-postion Slightly oversized for tight fit NSN:...

    $49.00
    OUT OF STOCK
  • Geissele SPR 42 Tungsten Buffer Weight Geissele SPR 42 Tungsten Buffer Weight

    Geissele SPR 42 Tungsten Buffer Weight

    1 Tungsten weight to add over all weight to your buffer setup. H2 Requires 1 extra Tungsten weight. H3 Requires 2 extra Tungsten weights. To change the Geissele Automatics H1 Buffer assembly to the heavier H2 or H3 buffer setup, you will need to...

    $20.00
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  • Bushmaster LOST PARTS KIT (Springs & Pins)

    Bushmaster LOST PARTS KIT (Springs & Pins)

    ***We do not recommend this kit for a new build*** However, this is a great kit to keep in your range bag for emergency gunsmithing that may happen at the range.  Includes commonly lost small parts for the AR-15:  Takedown Pin Detents...

    $17.00
    OUT OF STOCK
  • BAD Enhanced Titanium Pin Set (AR-15, Black) BAD Enhanced Titanium Pin Set (AR-15, Black)

    BAD Enhanced Titanium Pin Set (AR-15, Black)

    Battle Arms Development Enhanced Pin Set (BAD-EPS-Ti) for the AR15 / M16 / M4 style rifles. The set consists of the Enhanced Takedown Pin - Titanium (BAD-ETP-Ti) and Enhanced Pivot Pin - Titanium (BAD-EPP-Ti). Precision CNC machined from Grade 5 Titanium...

    $39.95
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  • Geissele Maritime Bolt Catch (AR-15) Geissele Maritime Bolt Catch (AR-15) Geissele Maritime Bolt Catch (AR-15)

    Geissele Maritime Bolt Catch (AR-15)

    The Geissele Maritime Bolt Catch is designed with the warfighter in mind and will work with any lower receiver designed to accept a mil-spec M16/M4 Carbine bolt catch. The increased surface area promotes ease of function when locking back the bolt or...

    $29.00
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72 of 103 Items

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