Labor Day Sale

Labor Day Sale

The HK Parts Labor Day Sale is live. Save up to 20% on select HK firearm parts, magazines, accessories, upgrades, and products from top brands. Get free shipping on qualifying orders of $250 or more. Limited quantities are available.

Free shipping applies to qualifying orders with a subtotal of $250 or more. All orders receiving free shipping will be shipped via USPS Standard. Exclusions may apply.

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  • On Sale
    New - TPM - Drake Bolt Knob - Titanium - HKP-20782 Bolt Knob - Drake - Titanium
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    Bolt Knob - Drake - Titanium

    Tactical Precision MFG

    Now: $18.71
    Was: $44.99
    Drake Bolt Knob - Aluminum These bolt knobs are made from aluminum and are finished a in midnight bronze Cerakote and will fit any 5/16-24 threaded bolt handle. Features:
    HKP-20782
    Now: $18.71
    Was: $44.99
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    Now: $18.71
    Was: $44.99
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  • On Sale
    New - TPM - Acorn Bolt Knob - Titanium  - HKP-20761 Bolt Knob - Acorn - Titanium
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    Bolt Knob - Acorn - Titanium

    Tactical Precision MFG

    Now: $18.71
    Was: $48.99
    Acorn Bolt Knob The Acorn Bolt knob is the perfect addition for those that want to dress up their rifle. It has a good grip, and they stand out in the crowd. Features:
    HKP-20761
    Now: $18.71
    Was: $48.99
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    Now: $18.71
    Was: $48.99
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  • On Sale
    New - KDG HK MR556 10" M-LOK Rail System - FDFE - HKP-19240 HK416, MR556 10" M-LOK Rail System - FDFE
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    HK416, MR556 10" M-LOK Rail System - FDFE

    KDG Kinetic Development Group

    Now: $203.97
    Was: $319.95
    Rail System - 10" - Brown - M-LOK - HK MR556 The New KDG HK 556 M-LOK rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their...
    HKP-19240
    Now: $203.97
    Was: $319.95
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    Now: $203.97
    Was: $319.95
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  • On Sale
    New - L.A.G. Tactical HK VP9SK The Defender IWB/OWB LH Holster - Black - HKP-18717 HK VP9SK Holster - The Defender IWB, OWB- LH
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    HK VP9SK Holster - The Defender IWB, OWB- LH

    L.A.G. Tactical

    Now: $38.22
    Was: $59.95
    L.A.G. Tactical HK VP9SK The Defender IWB/OWB LH Holster The Defender is known for being lightweight and comfortable. The easily interchangeable belt loops take you seamlessly from your outside the...
    HKP-18717
    Now: $38.22
    Was: $59.95
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    Now: $38.22
    Was: $59.95
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  • On Sale
    New - Comp-Tac HK VP40 International LH Holster - Black - HKP-17471 HK VP40 International Holster - LH
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    HK VP40 International Holster - LH

    Comp-Tac

    Now: $32.96
    Was: $79.95
    Comp-Tac HK VP40 International LH Holster The International is an outside the waistband holster with a modular mounting design giving the user 16 holster options in 1. Designed to be worn at 3:00...
    HKP-17471
    Now: $32.96
    Was: $79.95
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    Now: $32.96
    Was: $79.95
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  • On Sale
    New - Timney Triggers HK MP5 .40/10mm 2-Stage Trigger - HKP-20510 HK MP5 2-Stage Trigger - .40 S&W, 10mm
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    HK MP5 2-Stage Trigger - .40 S&W, 10mm

    Timney Triggers

    Now: $228.83
    Was: $358.95
    Timney Trigger for MP5 .40 S&W, 10mm The Timney HK MP5 .40 trigger is factory-set with a two pound first stage and a two pound second stage that elevates the platform so the shooter can achieve the...
    HKP-20510
    Now: $228.83
    Was: $358.95
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    Now: $228.83
    Was: $358.95
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  • On Sale
    New - B&T HK416, HK MR223 M-LOK Handguard for (11") with Overgrip - Coyote Tan - HKP-20401 HK416, HK MR556 M-LOK Handguard with Overgrip - 11" - Coyote Tan
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    HK416, HK MR556 M-LOK Handguard with Overgrip - 11" - Coyote Tan

    B&T Brugger & Thomet

    Now: $187.46
    Was: $365.00
    B&T M-LOK Handguard for HK416/MR556, 11" with "Overgrip" Free-Cut on the Top Rail B&T's one-piece 11" M-LOK handguard for HK416 and MR556 rifles.  The handguard is an easy to install, direct...
    HKP-20401
    Now: $187.46
    Was: $365.00
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    Now: $187.46
    Was: $365.00
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  • On Sale
    New - Talon Grip HK VP9SK Granulate - Medium - Black - HKP-20234 HK VP9SK Grip Wrap for Medium Backstraps - Granulate
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    HK VP9SK Grip Wrap for Medium Backstraps - Granulate

    Talon Grip

    Now: $12.74
    Was: $19.99
    TALON Grip - H&K VP9SK - Granulate Black - Medium Backstrap TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence...
    HKP-20234
    Now: $12.74
    Was: $19.99
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    Now: $12.74
    Was: $19.99
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  • On Sale
    Used - FMP HK 21 Stripped Bolt Carrier - HKP-20034 HK21 Bolt Carrier - Stripped - Incomplete
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    HK21 Bolt Carrier - Stripped - Incomplete

    FMP HK CONTRACT

    Now: $449.96
    Was: $499.95
    FMP HK 21 Stripped Bolt Carrier New old stock stripped HK21 FMP Full auto bolt carrier. Missing the catch lever assembly (see pictures). May have storage marks or light rust on the unfinished bottom...
    HKP-20034
    Now: $449.96
    Was: $499.95
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    Now: $449.96
    Was: $499.95
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  • On Sale
    New - HKP HK MP5K Binary Pistol Build Complete Limited Edition Kit - HKP-20025
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    HK MP5K Binary Pistol Build Complete Limited Edition Kit

    HKP HK Parts

    Now: $1,904.82
    Was: $2,987.95
    Limited Edition Parts Kit - MP5K With Binary Trigger Group Our limited edition parts kit will include the highly desirable Binary 3 position Navy trigger group with a universal style housing that...
    HKP-20025
    Now: $1,904.82
    Was: $2,987.95
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    Qty in Cart: 0
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    Now: $1,904.82
    Was: $2,987.95
    Subtotal:
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  • On Sale
    New - UM Tactical UMH3 Universal RH Paddle Holster w/Mount - HKP-17016 HK VP9, P30 UMH3 Holster - Paddle - Universal RH
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    HK VP9, P30 UMH3 Holster - Paddle - Universal RH

    UM Tactical

    Now: $37.46
    Was: $65.00
    UM Tactical UMH3 Paddle RH Holster  Right-handed, paddle holster for pistols equipped with the UM Tactical UM3 sight mount (Not included).   Unlike conventional holsters, UM Tactical's UMH3 Univ
    HKP-17016
    Now: $37.46
    Was: $65.00
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    Qty in Cart: 0
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    Now: $37.46
    Was: $65.00
    Subtotal:
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  • On Sale
    New - B&T HK G36/SL8 (5.56/.223) Mounting Rail - HKP-16867 HK G36, SL8 Optic Mount, Carry Handles
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    HK G36, SL8 Optic Mount, Carry Handles

    B&T Brugger & Thomet

    Now: $125.96
    Was: $139.95
    B&T HK G36/SL8 Optic Mounting Rail B&T optic mounting rail for HK G36, SL8 HK carry handles, Spanish Military version.  Specifications: Height: 23.7 mm
    HKP-16867
    Now: $125.96
    Was: $139.95
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    Qty in Cart: 0
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    Now: $125.96
    Was: $139.95
    Subtotal:
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