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 - RCM HK33K .300 BLK K Length Barrel - Threaded 5/8x24 - HKP-16952 HK33K Barrel - 300 BLK - 12.5" - Threaded 5/8x24
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    HK33K Barrel - 300 BLK - 12.5" - Threaded 5/8x24

    RCM

    Now: $149.78
    Was: $234.95
    RCM HK33K .300 BLK K Length Barrel - Threaded 5/8x24 Each barrel is designed for use with popular AAC-Style quick detach muzzle brakes and suppressors featuring a 5/8x24 thread pitch. It is also...
    HKP-16952
    Now: $149.78
    Was: $234.95
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    Now: $149.78
    Was: $234.95
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  • On Sale
    Franklin Armory BFSIII AK-C1 Standard Caliber - BLEMISHED FA Franklin Armory HKP-19833-B Franklin Armory BFSIII AK-C1 Standard Caliber - BLEMISHED FA Franklin Armory HKP-19833-B
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    AK Binary Trigger - Curved - BFSIII - BLEMISHED

    FA Franklin Armory

    Now: $289.49
    Was: $534.95
    Franklin Armory BFSIII AK-C1 Standard Caliber - 7.62x39 - BLEMISHED DAMAGED PACKAGING - PRODUCT UNAFFECTED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD
    HKP-19833-B
    Now: $289.49
    Was: $534.95
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    Now: $289.49
    Was: $534.95
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  • On Sale
    HK CC9 Front and Rear Sights - Minimalist - Tritium HK CC9 Front and Rear Sights - Minimalist - Tritium
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    HK CC9 Front and Rear Sights - Minimalist - Tritium

    XS Sights

    Now: $100.72
    Was: $157.99
    XS Sights Minimalist HK CC9 Tritium Front and Rear Sights The XS Sights CC9 sights were designed for low light conditions. Featuring a tritium insert, serrated blades to cut glare, and a black...
    HKP-22296
    Now: $100.72
    Was: $157.99
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    Now: $100.72
    Was: $157.99
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  • Out Of Stock
    On Sale
    Used - Zeiss Fero Z-51 Night Vision Canvas Bag - OD Green - Surplus - HKP-99201 Fero Z-51 Night Vision Canvas Bag - OD Green - Surplus
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    Fero Z-51 Night Vision Canvas Bag - OD Green - Surplus

    Zeiss / Fero

    Now: $14.96
    Was: $29.95
    Zeiss Fero Z-51 Night Vision Canvas Bag - OD Green - Surplus CONDITION AND COLOR MAY VARY. SEE PHOTOS. German manufactured surplus OD green canvas bag for the Z-51 night vision scope.
    HKP-99201
    Now: $14.96
    Was: $29.95
    Out Of Stock Quick view
    Qty in Cart: 0
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    Now: $14.96
    Was: $29.95
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    Out Of Stock
  • On Sale
    New - KNS Precision HK Push Button Take Down Pin - Large - HKP-21388 HK MP5, HK33, HK91 Take Down Pin - Push Button - Large
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    HK MP5, HK33, HK91 Take Down Pin - Push Button - Large

    KNS Precision

    Now: $22.50
    Was: $24.99
    KNS Precision HK Push Button Take Down Pin - Large .275" This 7mm (.275") diameter take-down pin has a spring-loaded push button. When the button is depressed, the stainless steel keeper detents...
    HKP-21388
    Now: $22.50
    Was: $24.99
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    Qty in Cart: 0
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    Now: $22.50
    Was: $24.99
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  • On Sale
    New - Magpul HK MP5 AR Match Trigger Group - HKP-20666 HK MP5 Trigger Group - AR Match
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    HK MP5 Trigger Group - AR Match

    Magpul

    $584.96 - $664.95
    Magpul AR Match Trigger Group for HK MP5 Our new and improved HK-AR Navy ambidextrous lower housing is now paired with our match trigger pack and a Magpul MOE grip to make this complete MP5-AR style...
    HKP-20666-M
    $584.96 - $664.95
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    Qty in Cart: 0
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    $584.96 - $664.95
    Subtotal:
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  • Out Of Stock
    On Sale
    New - HKP Extended Harris Bipod Adapter - Picatinny - HKP-15374 Picatinny Harris Bipod Adapter - Extended
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    Picatinny Harris Bipod Adapter - Extended

    HKP HK Parts

    Now: $7.46
    Was: $19.95
    HKP Extended Harris Bipod Adapter   Universal Picatinny rail Harris bipod adapter
    HKP-15374
    Now: $7.46
    Was: $19.95
    Out Of Stock Quick view
    Qty in Cart: 0
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    Now: $7.46
    Was: $19.95
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    Out Of Stock
  • On Sale
    New - B&T HK UMP (.40 S&W & .45 ACP) 5 Prong Flash Hider - HKP-16891 HK UMP Flash Hider - 5 Prong - .40 S&W, .45 ACP
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    HK UMP Flash Hider - 5 Prong - .40 S&W, .45 ACP

    B&T Brugger & Thomet

    Now: $82.84
    Was: $129.95
    B&T Brugger and Thomet 5 Prong Flash Hider .40 S&W and .45 ACP for HK UMP Each flash hider includes the proper quick detach system to take the flash hider on and off. Each flash hider features a 5...
    HKP-16891
    Now: $82.84
    Was: $129.95
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    Qty in Cart: 0
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    Now: $82.84
    Was: $129.95
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  • On Sale
    New - HKP HK 93/53/33 (5.56/.223) Ambidextrous 0,1 Trigger Pack - HKP-17233 HK33, HK53, HK93 Trigger Pack - 0,1 - Ambidextrous
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    HK33, HK53, HK93 Trigger Pack - 0,1 - Ambidextrous

    HKP HK Parts

    Now: $341.96
    Was: $379.95
    HKP HK 93/53/33 (5.56 / .223) Ambidextrous 0,1 Trigger Pack A lower cost alternative to the spendy and hard to find all German HK FBI or 0,1 ambi trigger packs. Now for the first time, we have the...
    HKP-17233
    Now: $341.96
    Was: $379.95
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    Qty in Cart: 0
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    Now: $341.96
    Was: $379.95
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  • On Sale
    New - RCM HK MP5N 9mm Barrel - Threaded 1/2x32 - 3-Lug - HKP-16967 HK MP5N Barrel - 9mm - 8.85" - Threaded 1/2x32 with 3 Lug
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    HK MP5N Barrel - 9mm - 8.85" - Threaded 1/2x32 with 3 Lug

    RCM

    Now: $125.97
    Was: $179.95
    RCM HK MP5N 9mm Barrel - Threaded 1/2x32 - 3-Lug This MP5N barrel delivers exceptional value, crafted from premium Cold Hammer Forged Steel and treated with a durable nitride process. It easily...
    HKP-16967
    Now: $125.97
    Was: $179.95
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    Qty in Cart: 0
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    Now: $125.97
    Was: $179.95
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  • On Sale
    New - B&T MP5 3 Position Adjustable Folding Stock - HKP-18100 HK MP5 Folding Stock - 3 Position Adjustable
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    HK MP5 Folding Stock - 3 Position Adjustable

    B&T Brugger & Thomet

    Now: $350.96
    Was: $389.95
    B&T Brugger & Thomet 3 Position Adjustable Folding Stock for HK MP5 Swiss made B&T folding and length adjustable stock for the HK MP5. This is a military grade stock as supplied by B&T to military...
    HKP-18100
    Now: $350.96
    Was: $389.95
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    Qty in Cart: 0
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    Now: $350.96
    Was: $389.95
    Subtotal:
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  • On Sale
    HK G36, G36C, G36K Magwell - FDE - BLEMISHED HK G36, G36C, G36K Magwell - FDE - BLEMISHED
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    HK G36, G36C, G36K Magwell - FDE - BLEMISHED

    HKP HK Parts

    Now: $21.71
    Was: $39.95
    HK G36, G36C, G36K Magwell - FDE - BLEMISHED SHADE OF COLOR MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES...
    HKP-19300-FDE-B
    Now: $21.71
    Was: $39.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
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    Now: $21.71
    Was: $39.95
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