MP5K / SP5K Stocks / Braces / Slings

MP5K / SP5K Stocks / Braces / Slings

Enhance your shooting experience with comfortable and durable MP5K stocks, SP5K braces, and slings from HKP. Our HK Parts provide stability and improved handling, whether you're in the field or on the range. Explore our MP5K and SP5K stocks and braces for enhanced performance.

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  • New - HKP HK MP5K Folding Stock w/ Adapter - Black - HKP-19550 HK MP5K Folding Stock with Adapter
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    HK MP5K Folding Stock with Adapter

    $269.95
    German Folding Stock with HK Parts Adapter - MP5K German folding stock with MP5K HK Parts Adapter. The HK Parts adapter offers a QD attachment point and is made from hard coat anodized aluminum. Compatible With: MP5K SP5K In spec clones  
    HKP-19550
    $269.95
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  • Out Of Stock
    New - JMAC Universal Picatinny 9" Arm Bar with Brace/Stock Adapter - HKP-21248 Arm Bar and Stock or Brace Adapter - Picatinny 9"

    Arm Bar and Stock or Brace Adapter - Picatinny 9"

    JMAC Customs

    $272.85
    JMAC Universal Picatinny 9" Arm Bar with Brace/Stock Adapter (A)rm(B)ar(9)inch(R)ise + AB-BA Brace Adapter + our 1913 Folding Mech (not assembled) Features: Modular Design - Brace/Stock with many mounting options Integrated QD Sling Socket 9"...
    HKP-21248
    $272.85
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    $272.85
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  • New - JMAC Universal Picatinny 8" Arm Bar with Brace/Stock Adapter - HKP-21247 8" Picatinny Mount Stock or Brace Bar - JMAC Customs
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    8" Picatinny Mount Stock or Brace Bar - JMAC Customs

    JMAC Customs

    $279.85
    8" Picatinny Mount Stock or Brace Bar - JMAC Customs (A)rm(B)ar(8)inch(R)ise + AB-BA Brace Adapter + our 1913 Folding Mech (not assembled) Features: Modular Design - Brace/Stock with many mounting options Integrated QD Sling Socket 8" Length 7075 T6...
    HKP-21247
    $279.85
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    $279.85
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  • HK MP5K, SP89, SP5K AR M4 Adapter and Stock - 9mm HK MP5K, SP89, SP5K AR M4 Adapter and Stock - 9mm
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    HK MP5K, SP89, SP5K AR M4 Adapter and Stock - 9mm

    HKP HK Parts

    $229.95
    HK MP5K, MP5K-N AR Magpul Stock Each HK MP5K AR stock adapter is made from a solid billet of CNC machined aircraft grade aluminum. Properly buffered with factory correct H buffers to protect your expensive firearm. This is the finest AR stock adapter...
    HKP-17175
    $229.95
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    $229.95
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  • Out Of Stock
    New - JMAC Customs AB-8 w/ Brace/Stock Adapter and 1913 Folding Mech - HKP-20148 AB-8 and Stock or Brace Adapter - 1913 Folding Mech

    AB-8 and Stock or Brace Adapter - 1913 Folding Mech

    JMAC Customs

    $269.95
    JMAC Customs AB-8 w/ Brace/Stock Adapter and 1913 Folding Mech If your firearm doesn't already have a 1913 attachment rail on the rear, choose the appropriate adapter above! (A)rm(B)ar(8)inch + AB-BA brace adapter + JMac 1913 folding mech. (not...
    HKP-20148
    $269.95
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    $269.95
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  • New - JMAC Universal Picatinny 8" Stock with 1913 Folding Mech - HKP-21241-M Picatinny 8" Stock with 1913 Folding Mech
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    Picatinny 8" Stock with 1913 Folding Mech

    JMAC Customs

    $304.90 - $309.90
    JMac 8" Stock with 0.275" Cheek Rise - 1913 Attachment Feautures: New Integrated Rubber Buttpad 2x Integrated QD Sling Socket 8" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding mechanisms 7075...
    HKP-21241-M
    $304.90 - $309.90
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  • New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - HKP-19930 HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included
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    HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included

    SB Tactical

    $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter Designed for all platforms capable of accepting a mil-spec carbine receiver extension, the SBA4 is 5-position adjustable and features an integral, ambidextrous QD sling socket...
    HKP-19930
    $294.95
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  • New - Choate HK MP5K/SP89 & Zenith Model Z-5P/Z-5K M4 Telescoping Stock - Black - HKP-19893 HK MP5K, SP89, Z-5P, Z-5K M4 Telescopic Stock
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    HK MP5K, SP89, Z-5P, Z-5K M4 Telescopic Stock

    Choate

    $239.95
    Choate M4 Telescopic Stock HK MP5K, SP89 and Zenith Models Z-5P, Z-5K  The telescopic stock for the H&K MP5K and SP89 and Zenith Firearms models Z-5P and Z-5K replaces the existing stock and gives the shooter the ability to change the...
    HKP-19893
    $239.95
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    $239.95
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  • Out Of Stock
    New - JMAC Universal Picatinny 9" Stock with 1913 Folding Mech - Black - HKP-21242-BL Picatinny 9" Stock with 1913 Folding Mech

    Picatinny 9" Stock with 1913 Folding Mech

    JMAC Customs

    $309.90
    JMAC Universal Picatinny 9" Stock with 1913 Folding Mech Feautures: NEW Integrated Rubber Buttpad!! 2x Integrated QD Sling Socket 9" Length 0.275" Cheek Rise Drilled and tapped for optional cheek risers Compatible with JMAC & SIG folding...
    HKP-21242-BL
    $309.90
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    $309.90
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  • ACR Folding Stock - Telescopic 7 Position - Picatinny Rail ACR Folding Stock - Telescopic 7 Position - Picatinny Rail
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    ACR Folding Stock - Telescopic 7 Position - Picatinny Rail

    F5 MFG

    $249.95
    F5 ACR Folding Stock - Picatinny Mount - Universal The F5 ACR folding stock easily attached to any Picatinny rail, giving the user the versatility of swapping between any Picatinny equipped firearm. Features: 7-position...
    HKP-22280-M
    $249.95
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    $249.95
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  • New - HK MP5K Magpul UCS Stock with Adapter - HKP-22198 HK MP5K Ultra Carbine Stock and Adapter
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    HK MP5K Ultra Carbine Stock and Adapter

    HKP HK Parts / Magpul

    $312.95
    HK MP5K Magpul UCS Stock with Adapter The HK Parts UCS adapter and stock for the MP5K pairs our proven stock adapter with Magpul's UCS stock for a compact, adjustable configuration. The UCS stock features a reversible hinge for left and right folding...
    HKP-22198
    $312.95
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    $312.95
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  • Out Of Stock
    On Sale
    New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray - HKP-20477 HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray

    HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray

    SB Tactical

    Now: $269.95
    Was: $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray MP5K, SBA4  5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment.This brace is the perfect addition for...
    HKP-20477
    Now: $269.95
    Was: $294.95
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    Now: $269.95
    Was: $294.95
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