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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  • SUREFIRE WARDEN/WARCOMP - BLACK - 4 PRONG COMBO BLK4PRGKITCOMBO

    SUREFIRE WARDEN/WARCOMP - BLACK - 4 PRONG COMBO BLK4PRGKITCOMBO

    Surefire

    $597.95
    The SureFire WARDEN/WARCOMP 4-Prong Combo Kit — Black (BLK4PRGKITCOMBO) is a bundle that combines SureFire's Warden blast regulator with a 4-prong flash hider adapter — providing everything needed to...
    $597.95
    Qty in Cart: 0
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    $597.95
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  • Out of stock
    SUREFIRE WARDEN/WARCOMP - DE - 4 PRONG COMBO #DE4PRGKITCOMBO

    SUREFIRE WARDEN/WARCOMP - DE - 4 PRONG COMBO #DE4PRGKITCOMBO

    Surefire

    $1,799.00
    This combo includes the following: (1) Surefire Warden 5.56/7.62 Blast Regulator for SOCOM Muzzle Device
    $1,799.00
    Qty in Cart: 0
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    $1,799.00
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  • Out of stock
    SUREFIRE WARDEN/WARCOMP - DE - 3 PRONG COMBO #DE3PRGKITCOMBO

    SUREFIRE WARDEN/WARCOMP - DE - 3 PRONG COMBO #DE3PRGKITCOMBO

    Surefire

    $1,799.00
    This combo includes the following: (1) Surefire Warden 5.56/7.62 Blast Regulator for SOCOM Muzzle Device
    $1,799.00
    Qty in Cart: 0
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    $1,799.00
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  • On Sale
    B5 Systems 6061 Aluminum AR Milspec Trigger Guard - Black - ATG-1092 - 814927020375 - Boss Firearms - BossFirearms.com

    B5 Systems 6061 Aluminum AR Milspec Trigger Guard - Black ATG-1092

    B5 Systems

    Now: $19.00
    Was: $20.00
    The B5 Systems 6061 Aluminum AR Milspec Trigger Guard in Black (ATG-1092) is a precision-machined, drop-in replacement trigger guard for AR-15 rifles that eliminates the standard polymer trigger...
    Now: $19.00
    Was: $20.00
    Qty in Cart: 0
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    Now: $19.00
    Was: $20.00
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  • B5 Systems Rail Covers 4 Pack Fits M-LOK - Coyote Brown - RCM-1258 - 814927022164 - Boss Firearms - BossFirearms.com

    B5 Systems Rail Covers 4 Pack Fits M-LOK - Coyote Brown RCM-1258

    B5 Systems

    $18.00
    The B5 Systems M-LOK Rail Covers 4-Pack in Coyote Brown (RCM-1258) provide the same comfortable, snap-in M-LOK rail protection as the RCM-1257 in a Coyote Brown color option that coordinates with...
    $18.00
    Qty in Cart: 0
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    $18.00
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  • On Sale
    B5 Systems Rail Covers 4 Pack Fits M-LOK - FDE - RCM-1257 - 814927022157 - Boss Firearms - BossFirearms.com

    B5 Systems Rail Covers 4 Pack Fits M-LOK - FDE RCM-1257

    B5 Systems

    Now: $17.10
    Was: $18.00
    The B5 Systems M-LOK Rail Covers 4-Pack in FDE (RCM-1257) are low-profile hand protectors designed to snap securely into M-LOK slots on AR-15 handguards. These covers protect your hands from sharp...
    Now: $17.10
    Was: $18.00
    Qty in Cart: 0
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    Now: $17.10
    Was: $18.00
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  • Out of stock
    On Sale
    B5 Systems Rails Covers 4 Pack Fits M-LOK Black - RCM-1256 - 814927022140 - Boss Firearms - BossFirearms.com

    B5 Systems Rails Covers 4 Pack Fits M-LOK Black #RCM-1256

    B5 Systems

    Now: $17.10
    Was: $18.00
    This is a new B5 Systems 4-pack of rubber rail covers compatible with M-LOK handguards. The M-LOK Rail Cover is designed to fit most machined rails and polymer handguards. The soft no-slip material...
    Now: $17.10
    Was: $18.00
    Qty in Cart: 0
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    Now: $17.10
    Was: $18.00
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  • Out of stock
    HALEY STRATEGIC PARTNERS THORNTAIL X OFFSET LIGHT MOUNT - LM_TX_MLOK_STD-1-1-BLK - Boss Firearms HALEY STRATEGIC PARTNERS THORNTAIL X OFFSET LIGHT MOUNT - LM_TX_MLOK_STD-1-1-BLK - Boss Firearms

    HALEY STRATEGIC PARTNERS THORNTAIL X OFFSET LIGHT MOUNT #LM_TX_MLOK_STD-1-1-BLK

    Haley Strategic Partners

    $55.00
    The Thorntail X M-LOK Offset Light Mount provides optimal weapon light positioning in a minimalist footprint. The M-LOK Offset Light Mount enables light placement in four positions around the rail...
    $55.00
    Qty in Cart: 0
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    $55.00
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  • Haley Strategic Partners - Thorntail X Inline Light Mount - LM_TX_MLOK_INL-1-1-BLK - Boss Firearms - BossFirearms.com Haley Strategic Partners - Thorntail X Inline Light Mount - LM_TX_MLOK_INL-1-1-BLK - Boss Firearms - BossFirearms.com

    Haley Strategic Partners - Thorntail X Inline Light Mount -LM_TX_MLOK_INL-1-1-BLK

    $45.00
    The Haley Strategic Partners Thorntail X Inline Light Mount for M-LOK (LM_TX_MLOK_INL-1-1-BLK) is a precision-machined weapon light mounting solution designed to mount a SureFire Scout-style weapon...
    $45.00
    Qty in Cart: 0
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    $45.00
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  • Out of stock
    On Sale
    Stern Defense - MOD4 9MM LUGER 4” Complete Upper Receiver Glock - Black - SD4INMOD4MLOK4INBBL9MM - Boss Firearms - BossFirearms.com

    Stern Defense - MOD4 9MM LUGER 4” Complete Upper Receiver Glock - Black #SD4INMOD4MLOK4INBBL9MM

    Stern Defense

    Now: $436.21
    Was: $475.00
    This is a new Stern Defense MOD4 complete Glock compatible complete upper receiver chambered in 9mm Luger. It features a 4-inch barrel, MBC blast can, free float M-LOK handguard, full length...
    Now: $436.21
    Was: $475.00
    Qty in Cart: 0
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    Now: $436.21
    Was: $475.00
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  • Radian Weapons - AR15 Extended Bolt Catch - R0323 - Boss Firearms - BossFirearms.com Radian Weapons - AR15 Extended Bolt Catch - R0323 - Boss Firearms - BossFirearms.com

    Radian Weapons - AR15 Extended Bolt Catch R0323

    Radian Weapons

    $29.95
    The Radian EBC is an enhanced bolt catch to increase the user's access to the bolt lock and release function. Features enlarged paddles and non-slip grooves for ease of manipulation.
    $29.95
    Qty in Cart: 0
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    $29.95
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  • Radian Weapons Afterburner + Ramjet Glock 19 GEN 3 - 5 Compensator/Barrel Combo - Match Grade Barrel, Intra-Lok Mount G19G3-IL-RN Radian Weapons Afterburner + Ramjet Glock 19 GEN 3 - 5 Compensator/Barrel Combo - Match Grade Barrel, Intra-Lok Mount G19G3-IL-RN

    Radian Weapons Afterburner + Ramjet Glock 19 GEN 3 - 5 Compensator/Barrel Combo - Match Grade Barrel, Intra-Lok Mount G19G3-IL-RN

    Radian Weapons

    $389.95
    The Radian Afterburner and Ramjet combo replaces the barrel on a Glock 19 Gen 3 with a match-grade barrel and adds a tiny compensator to flatten recoil. Radian rates the pair at up to 44% less recoil...
    $389.95
    Qty in Cart: 0
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    $389.95
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