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
    HK21E, HK11A1, HK11E Barrel With Grip - 17.7" HK21E, HK11A1, HK11E Barrel With Grip - 17.7"
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    HK21E, HK11A1, HK11E Barrel With Grip - 17.7"

    Michaels Machines

    Now: $1,331.06
    Was: $1,478.95
    MM HK21E, HK11A1, HK11E Barrel - 17.7" Michael's Machines HK21E barrels are crafted in the US from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. Barrels come complete, drop-in...
    HKP-22540
    Now: $1,331.06
    Was: $1,478.95
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    Now: $1,331.06
    Was: $1,478.95
    Subtotal:
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  • On Sale
    HK21 Barrel - 17.7" - Threaded 15X1 - 7.62x51 / .308 HK21 Barrel - 17.7" - Threaded 15X1 - 7.62x51 / .308
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    HK21 Barrel - 17.7" - Threaded 15X1 - 7.62x51 / .308

    Michaels Machines

    Now: $1,070.96
    Was: $1,189.95
    MM HK21 Barrel - 17.7" - CHF Michael's Machines HK21 barrels are crafted in the US from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. Barrels come stripped, requiring a flash...
    HKP-22332
    Now: $1,070.96
    Was: $1,189.95
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    Qty in Cart: 0
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    Now: $1,070.96
    Was: $1,189.95
    Subtotal:
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  • On Sale
    HK21, HK11 Barrel with Grip Handle and Flash Hider - 17.7" - MM HK21, HK11 Barrel with Grip Handle and Flash Hider - 17.7" - MM
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    HK21, HK11 Barrel with Grip Handle and Flash Hider - 17.7" - MM

    Michaels Machines

    Now: $1,331.06
    Was: $1,478.95
    MM HK21 Barrel - 17.7" - CHF Michael's Machines HK21 barrels are crafted in the US from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. Each barrel ships complete with a factory...
    HKP-22534
    Now: $1,331.06
    Was: $1,478.95
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    Qty in Cart: 0
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    Now: $1,331.06
    Was: $1,478.95
    Subtotal:
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  • On Sale
    HK33, HK53, AP53 Trigger Group - Binary - Line New HK33, HK53, AP53 Trigger Group - Binary - Line New
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    HK33, HK53, AP53 Trigger Group - Binary - Line New

    H&K Heckler & Koch

    Now: $799.91
    Was: $1,199.95
    Heckler and Koch German HK33, HK53, AP53 Binary Trigger Group - Like New ONLY 1 UNIT AVAILABLE - AS PICTURED USED PARTS ARE SOLD AS I
    HKP-99820
    Now: $799.91
    Was: $1,199.95
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    Qty in Cart: 0
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    Now: $799.91
    Was: $1,199.95
    Subtotal:
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  • On Sale
    HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm - Push Pin - BLEMISHED HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm - Push Pin - BLEMISHED
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    HK MP5, SP5 Binary Trigger Group - SEF Navy - BFSIII - 9mm - Push Pin - BLEMISHED

    FA Franklin Armory

    Now: $828.71
    Was: $1,299.95
    Franklin Armory HK MP5 - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured ONLY 1 UNIT AVAILABLE - AS PICTURED BINARY MODE DOES NOT WORK - DELAYED HAMMER RELEASE
    HKP-20004-PP-B
    Now: $828.71
    Was: $1,299.95
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    Qty in Cart: 0
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    Now: $828.71
    Was: $1,299.95
    Subtotal:
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  • On Sale
    HK MP5 Navy Binary Trigger Group - Engraved - Clipped / Pinned - BLEMISHED HK MP5 Navy Binary Trigger Group - Engraved - Clipped / Pinned - BLEMISHED
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    HK MP5 Navy Binary Trigger Group - Engraved - Clipped / Pinned - BLEMISHED

    HKP HK Parts / FA Franklin Armory

    Now: $843.71
    Was: $1,499.95
    Franklin Armory BFSIII HK-C1 – Trigger Group - BLEMISHED COLOR MAY VARY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART...
    HKP-21290-M-B
    Now: $843.71
    Was: $1,499.95
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    Qty in Cart: 0
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    Now: $843.71
    Was: $1,499.95
    Subtotal:
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  • On Sale
    HK21E, HK11A1, HK11E Barrel - 7.62 / .308 - 17.7" - Threaded 15x1 HK21E, HK11A1, HK11E Barrel - 7.62 / .308 - 17.7" - Threaded 15x1
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    HK21E, HK11A1, HK11E Barrel - 7.62 / .308 - 17.7" - Threaded 15x1

    Michaels Machines

    Now: $785.21
    Was: $1,168.95
    MM HK21E, HK11A1, HK11E Barrel - 17.7" Michael's Machines HK21E barrels are crafted in the US from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. Barrels come stripped,...
    HKP-22333
    Now: $785.21
    Was: $1,168.95
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    Qty in Cart: 0
    Quantity:
    Price:
    Now: $785.21
    Was: $1,168.95
    Subtotal:
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