AR-15 Parts

AR-15 Parts

Shop our extensive inventory of AR-15 parts and modern sporting rifle (MSR) components. From fully assembled MIL-SPEC upper receivers and enhanced lower parts kits to free-float M-LOK handguards and ambidextrous controls, we carry the critical components required for duty, defense, and custom builds.

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    FCD Forward Controls Design Rail Cover Picatinny 6.43" #RCP6.43
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    FCD Forward Controls Design Rail Cover Picatinny 6.43" #RCP6.43

    Forward Controls Design, Inc

    $19.95
    RCP (Rail Cover, Picatinny) is a 1913 / Picatinny rails panel with the AA (All Angles), or dimpled texture.  We use the dimpled surface on applications where it makes sense: bolt catches, magazine release buttons.  The AA, or dimpled surface,...
    $19.95
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  • Magpul Industries M-LOK Aluminum 5 Slot Rail Section MAG581-BLK
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    Magpul Industries M-LOK Aluminum 5 Slot Rail Section MAG581-BLK

    Magpul Industries

    $19.90
    The Magpul M-LOK Aluminum Rail Section — 5 Slot (MAG581-BLK) is Magpul's precision-machined aluminum Picatinny rail section for M-LOK compatible handguards, providing five (5) MIL-STD-1913 Picatinny rail slots for mounting larger Picatinny accessories...
    $19.90
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    Colt M-16 Lower Parts Kit - Full Auto Colt M-16 Lower Parts Kit - Full Auto
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    Colt M-16 Lower Parts Kit - Full Auto

    Colt

    $199.99
    Includes: M-16 Fire Control Group Fire Control Group Pins and Springs M-16 Sear Sear Spring Sear Pin Bolt Catch Assembly Mag Catch Assembly Front Pivot Pin Rear Takedown Pin (2) Takedown Pin Springs (2) Takedown Pin Detents Pistol Grip Pistol Grip...
    $199.99
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    Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail, Bootleg Inc BCG - (Police Trade-In) Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail, Bootleg Inc BCG - (Police Trade-In)
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    Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail, Bootleg Inc BCG - (Police Trade-In)

    Colt

    $650.00
    Features: Make: Colt Model: 6933 Caliber: 5.56x45mm Barrel Length: 11.5" Condition: Pre-Owned (Police Trade-In). Disclaimer: This Colt Uppers include a complete BCG made by Bootleg Inc which is the 4-position version PN - BP-C15-D This item is...
    $650.00
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    Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail - (Police Trade-In) Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail - (Police Trade-In)
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    Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail - (Police Trade-In)

    Colt

    $650.00
    Features: Make: Colt Model: 6933 Caliber: 5.56x45mm Barrel Length: 11.5" Condition: Pre-Owned (Police Trade-In). Disclaimer: All uppers include a factory Colt complete BCG with a C marked bolt carrier.  This item is pre-owned and may contain small...
    $650.00
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    $650.00
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    Colt LE6946CK 10.5" Complete Upper - Police Trade-In Colt LE6946CK 10.5" Complete Upper - Police Trade-In
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    Colt LE6946CK 10.5" Complete Upper - Police Trade-In

    Colt

    $850.00
    Features: Make: Colt Model: LE6946CK Caliber: 5.56x45mm Barrel Length: 10.5" Condition: Pre-Owned (Police Trade-In). Disclaimer: All uppers include a factory Colt complete BCG with a C marked bolt carrier.  This item is pre-owned and may contain...
    $850.00
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    $850.00
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  • LaRue Tactical MBT-2S Two-Stage Curved Trigger AR-10/AR-15 LTMBT2S LaRue Tactical MBT-2S Two-Stage Curved Trigger AR-10/AR-15 LTMBT2S
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    LaRue Tactical MBT-2S Two-Stage Curved Trigger AR-10/AR-15 LTMBT2S

    $134.99
    The LaRue Tactical MBT-2S Two-Stage Curved Trigger (LTMBT-2S) is one of the most acclaimed aftermarket AR-15 trigger upgrades on the market, delivering match-grade trigger performance at an accessible price point. The MBT-2S (Mean Bean Trigger Two-Stage)...
    $134.99
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    LMT Defense AR-15 Standard Carbine Buffer - Aluminum Body, 3oz - L7A2F LMT Defense AR-15 Standard Carbine Buffer - Aluminum Body, 3oz - L7A2F
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    LMT Defense AR-15 Standard Carbine Buffer - Aluminum Body, 3oz - L7A2F

    LMT Defense

    MSRP: $20.70
    $19.26
    The LMT Defense AR-15 Standard Carbine Buffer (L7A2F) is the mil-spec carbine buffer from Lewis Machine & Tool, designed for use in carbine-length buffer tubes with direct impingement and piston-operated AR-15 platforms. Featuring an aluminum body...
    MSRP: $20.70
    $19.26
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    $19.26
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    LMT Defense AR-15 H2 Carbine Buffer - Aluminum Body, 4.6oz - #8448730B-M2 LMT Defense AR-15 H2 Carbine Buffer - Aluminum Body, 4.6oz - #8448730B-M2
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    LMT Defense AR-15 H2 Carbine Buffer - Aluminum Body, 4.6oz - #8448730B-M2

    LMT Defense

    MSRP: $53.40
    $49.59
    Features: Manufacturer: LMT Defense Type: Buffer Model: H2 Body Material: Aluminum Buffer Material: Polymer Weight: 4.6oz
    MSRP: $53.40
    $49.59
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    $49.59
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    LMT Defense AR-15 H3 Carbine Buffer - Aluminum Body, 5.4oz - #LM308A8 LMT Defense AR-15 H3 Carbine Buffer - Aluminum Body, 5.4oz - #LM308A8
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    LMT Defense AR-15 H3 Carbine Buffer - Aluminum Body, 5.4oz - #LM308A8

    LMT Defense

    MSRP: $86.10
    $79.83
    Features: Manufacturer: LMT Defense Type: Buffer Model: H3 Body Material: Aluminum Buffer Material: Polymer Weight: 5.4oz
    MSRP: $86.10
    $79.83
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    MSRP: $86.10
    $79.83
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    LMT Defense AR-15 / SR-15 Heavy Carbine H Buffer - Aluminum Body, 4oz - #L7CB2F LMT Defense AR-15 / SR-15 Heavy Carbine H Buffer - Aluminum Body, 4oz - #L7CB2F
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    LMT Defense AR-15 / SR-15 Heavy Carbine H Buffer - Aluminum Body, 4oz - #L7CB2F

    LMT Defense

    MSRP: $43.60
    $40.50
    Features: Manufacturer: LMT Defense Type: Buffer Model: H Body Material: Aluminum Buffer Material: Polymer Weight: 4oz
    MSRP: $43.60
    $40.50
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    MSRP: $43.60
    $40.50
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  • LMT Defense - MRP-L MLOK 12.5" Specwar Complete Upper Receiver Bundle - #BFCLMTSPEC
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    LMT Defense - MRP-L MLOK 12.5" Specwar Complete Upper Receiver Bundle - #BFCLMTSPEC

    LMT Defense

    MSRP: $1,989.00
    $1,799.99
    LMT Defense - MRP-L MLOK 11.5" Specwar - AR15 Upper Receiver - #L7Z1A The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are made from a single piece of aerospace grade aluminum. The barrel is held in place...
    MSRP: $1,989.00
    $1,799.99
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    MSRP: $1,989.00
    $1,799.99
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