Stocks / Braces / Slings

Stocks / Braces / Slings

Explore our premium selection of HK-specific stocks, braces, and slings at HKParts, designed to enhance comfort and functionality for a variety of HK models. Our offerings include adjustable braces, tactical slings, and folding stocks, perfect for upgrading your HK MP5, HK416, or UMP. Whether for tactical use or recreational shooting, our durable and versatile accessories provide superior firearm support and stability.

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  • Out Of Stock
    On Sale
    New - H&K MP5 & SP5 A1 End Cap With Sling Swivel - BLEMISHED - HKP-00114-B H&K MP5 & SP5 A1 End Cap With Sling Swivel - BLEMISHED H&K Heckler & Koch HKP-00114-B

    HK MP5, SP5 A1 End Cap - Sling Swivel - BLEMISHED

    H&K Heckler & Koch

    Now: $56.21
    Was: $139.99
    H&K MP5 & SP5 A1 End Cap With Sling Swivel - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED MISSING RETAINER SCREW COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE...
    Now: $56.21
    Was: $139.99
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    Now: $56.21
    Was: $139.99
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  • On Sale
    New - H&K HK MR762/417 Castle Receiver Extension Nut For Buffer Tube - Black - BLEMISHED - HKP-16768-B HK417, MR762 Extension Nut - Buffer Tube - Castle Receiver - BLEMISHED
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    HK417, MR762 Extension Nut - Buffer Tube - Castle Receiver - BLEMISHED

    H&K Heckler & Koch

    Now: $18.71
    Was: $39.95
    H&K HK MR762/417 Castle Receiver Extension Nut For Buffer Tube - Black - BLEMISHED ONLY 2 UNITS AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES...
    Now: $18.71
    Was: $39.95
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    Now: $18.71
    Was: $39.95
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  • On Sale
    New - SB Tactical HK 93/33/53 SBA5 Pistol Stabilizing Brace with Adapter - HKP-22069-M HK33, HK53, HK93 SBA5 Pistol Stabilizing Brace and Adapter
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    HK33, HK53, HK93 SBA5 Pistol Stabilizing Brace and Adapter

    SB Tactical

    Now: $287.95
    Was: $319.95
    SB Tactical HK 93/33/53 SBA5 Pistol Stabilizing Brace with Adapter SB Tactical combined with our HK 93/33/53 end cap creates a true drop-in brace, perfect for those seeking the flexibility that the SBA5 pistol stabilizing brace offers. With a 5-position...
    Now: $287.95
    Was: $319.95
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    Now: $287.95
    Was: $319.95
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  • Out Of Stock
    On Sale
    New - H&K HK416 Convex Buttstock w/Wrench - HKP-22025 HK416 Convex Buttstock w/Wrench

    HK416 Convex Buttstock w/Wrench

    H&K Heckler & Koch

    Now: $88.16
    Was: $97.95
    H&K HK416 Convex Buttstock w/Wrench Factory-original H&K buttstock with convex buttpad and included tool. Compatible with HK416 rifles using MIL-SPEC buffer tubes (not included). Features: Ergonomic cheek weld Twist-off rubber buttpad with two...
    Now: $88.16
    Was: $97.95
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    Now: $88.16
    Was: $97.95
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    Out Of Stock
  • On Sale
    New - HKP HK MP5K 40/10 Brace/Stock Adapter - HKP-21869 HK MP5K 40/10 Stock or Brace Adapter
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    HK MP5K 40/10 Stock or Brace Adapter

    HKP HK Parts

    Now: $91.16
    Was: $113.95
    HKP HK MP5K 40/10 Brace/Stock Adapter Easily attach your favorite A2 style stock to your MP5K 40/10 with this durable, precision-engineered adapter. Made in the US and available exclusively at HK Parts.  Compatible with composite and wood A2 stocks...
    Now: $91.16
    Was: $113.95
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    Now: $91.16
    Was: $113.95
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  • On Sale
    New - H&K A3 Stock Release Lever Rebuild Kit - HKP-21851
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    HK A3 Stock Release Lever Rebuild Kit

    H&K Heckler & Koch

    Now: $13.46
    Was: $14.95
    H&K A3 Stock Release Lever Rebuild Kit This A3 collapsible stock rebuild kit is designed for the release lever on MP5, SP5, 93/53/33, and G3/91 collapsible stocks.  With A3 stocks becoming more expensive it's a great idea to keep this kit on...
    Now: $13.46
    Was: $14.95
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    Now: $13.46
    Was: $14.95
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  • On Sale
    New - HKP HK MP5 9mm Receiver Flat w/o Sling Clip - HKP-21828 HK MP5 Receiver Flat - 9mm - no Sling Clip
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    HK MP5 Receiver Flat - 9mm - no Sling Clip

    HKP HK Parts

    Now: $151.96
    Was: $189.95
    HKP HK MP5 9mm Receiver Flat w/o Sling Clip The MP5 9mm receiver flat serves as the foundation for custom MP5 builds. This version does not include a sling clip cutout, offering flexibility for customization. Precision-engineered for compatibility with...
    Now: $151.96
    Was: $189.95
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    Now: $151.96
    Was: $189.95
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  • Used - H&K HK SL8 Adjustable Buttstock Piece - Used - Gray - HKP-20051 HK SL8 Adjustable Buttstock Piece - Used - Gray
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    HK SL8 Adjustable Buttstock Piece - Used - Gray

    H&K Heckler & Koch

    $19.95
    HK SL8 Adjustable Buttstock Piece Gray in Color - USED
    $19.95
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    $19.95
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  • On Sale
    New - H&K HK SL8 Adjustable Buttstock Piece - Gray - HKP-16995 HK SL8 Adjustable Buttstock Piece - Gray
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    HK SL8 Adjustable Buttstock Piece - Gray

    H&K Heckler & Koch

    Now: $26.95
    Was: $29.95
    HK SL8 Adjustable Buttstock Piece - Gray Genuine HK adjustable buttstock insert.
    Now: $26.95
    Was: $29.95
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    Now: $26.95
    Was: $29.95
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  • On Sale
    New - B&T BT APC223/5.56/.300 3 Position Telescopic Stock - Black - HKP-18312 B&T APC223, APC300 Telescopic Stock - 3 Position
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    B&T APC223, APC300 Telescopic Stock - 3 Position

    B&T Brugger & Thomet

    Now: $585.00
    Was: $650.00
    B&T APC223, APC300 3-Position Telescopic Stock Swiss-made B&T telescopic stock for the APC223 and APC300. This is a military-grade factory stock supplied by B&T to law-enforcement and military worldwide. Specifications: Steel,...
    Now: $585.00
    Was: $650.00
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    Now: $585.00
    Was: $650.00
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  • On Sale
    New - Magpul HK MP5 & HK94 MOE SL-S Stock - FDE - HKP-20489 HK MP5, HK94, HK33, HK53, HK93 - MOE SL-S - FDE
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    HK MP5, HK94, HK33, HK53, HK93 - MOE SL-S - FDE

    Magpul

    Now: $134.95
    Was: $234.95
    Magpul MOE SL-S - FDE- HK MP5, HK94, HK33, HK53, HK93 Magpul MOE SL-S MP5, HK 94 complete stock ready to drop in. Great option for those looking for different length options. Sleek and perfectly designed. The sleek profile, dual-side release latches, and...
    Now: $134.95
    Was: $234.95
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    Now: $134.95
    Was: $234.95
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  • On Sale
    HK MP7 Back Plate - Complete HK MP7 Back Plate - Complete
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    HK MP7 Back Plate - Complete

    H&K Heckler & Koch

    Now: $55.76
    Was: $67.95
    HK MP7 Back Plate - Complete OEM complete back plate assembly for the HK MP7. Direct factory replacement back plate for maintaining or rebuilding your MP7 platform using original HK parts. Compatible With: MP7  
    Now: $55.76
    Was: $67.95
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    Now: $55.76
    Was: $67.95
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