MP5 / SP5 Series

MP5 / SP5 Series

Discover the ultimate selection of MP5 and SP5 parts and accessories for your H&K firearms. Whether you're upgrading, building, or maintaining your MP5/SP5, we offer premium H&K components like handguards, barrels, magazines, and bolt carrier groups. Shop HK Parts for unmatched reliability and performance for all your MP5/SP5 needs.

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  • HK MP5 Extended Safety Selector Lever - Used H&K Heckler & Koch HKP-22327-USED HK MP5 Extended Safety Selector Lever - Used H&K Heckler & Koch HKP-22327-USED
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    HK MP5 Selector Lever Extension - Used

    H&K Heckler & Koch

    $24.95
    H&K MP5 Safety Selector Lever Extension - Used Used factory original HK MP5 safety selector lever extension in good condition.  This part affixes to the safety selector lever to extend the safety lever for easier actuation. This is a used part,...
    HKP-99317
    $24.95
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  • On Sale
    Used - HKP HK MP5 9mm Magazine Locking Plate - Black - USED - HKP-99240 HK MP5 Magazine Locking Plate - 9mm - Black - USED
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    HK MP5 Magazine Locking Plate - 9mm - Black - USED

    HKP HK Parts

    Now: $5.95
    Was: $12.95
    HKP HK MP5 9mm Magazine Locking Plate - Black - USED ONLY 1 UNIT LEFT - AS PICTURED - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Locking...
    HKP-99240
    Now: $5.95
    Was: $12.95
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  • New - B&T 52mm QD Skeleton Mount for Aimpoint ACRO - HKP-21860 Picatinny Optic Mount - 52mm - Skeleton - Aimpoint ACRO
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    Picatinny Optic Mount - 52mm - Skeleton - Aimpoint ACRO

    B&T Brugger & Thomet

    $148.95
    B&T 52mm QD Skeleton Mount for Aimpoint ACRO The B&T QD Skeleton Mount for the Aimpoint ACRO offers a 52mm elevated profile for improved sight alignment. It is ideal for night vision setups that require clearance over forward-mounted IR devices...
    HKP-21860
    $148.95
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    $148.95
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  • New - HKP HK MP5K .40/10 Stock Adapter with Stock - HKP-21834 HK MP5K Stock and Stock or Brace Adapter 10mm / .40 S&W
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    HK MP5K Stock and Stock or Brace Adapter 10mm / .40 S&W

    HKP HK Parts

    $289.95
    HKP HK MP5K .40/10mm Stock Adapter with Stock Designed to adapt UMP style and B&T folding stocks directly to the .40/10mm K platform. Made in the USA and available exclusively at HK Parts Compatible With: HK MP5K .40/10mm
    HKP-21834
    $289.95
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  • On Sale
    HK QD End Cap with Buffer - SP5
New - HKP QD End Cap with Buffer - SP5 - HKP-20757
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    HK QD End Cap with Buffer - SP5

    HKP HK Parts

    Now: $59.95
    Was: $99.95
    HK SP5 - Quick Detach End Cap With this SP5 QD end cap upgrade you will get a heavier buffer to internally protect your firearm and keep your bolt carrier in tip top condition for years to come. Machined aircraft grade aluminum and Cerakoted for the best...
    HKP-20757
    Now: $59.95
    Was: $99.95
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  • Out Of Stock
    New - USA HK MP5/MP5K T1/H1 Aimpoint Low Mount - HKP-17117 HK MP5, MP5K Optic Mount - Low Profile - T1, H1 Aimpoint

    HK MP5, MP5K Optic Mount - Low Profile - T1, H1 Aimpoint

    USA

    $49.95
    Aimpoint T1 & H1 Low Profile Mount For HK MP5, MP5K New US manufactured scope mount that is similar in style as the revered B&T optics mount only made right here in the USA. All aluminum and made to last with a price that is attractive & hard...
    HKP-17117
    $49.95
    Out Of Stock
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  • Used - H&K MP5 40/10 SEF Navy Style Housing - Clipped & Pinned - LIKE NEW - HKP-20577 HK MP5 SEF Navy Housing - Clipped and Pinned - - 10mm and .40 S&W
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    HK MP5 SEF Navy Housing - Clipped and Pinned - - 10mm and .40 S&W

    H&K Heckler & Koch

    $149.95
    H&K MP5 40/10 SEF Navy Style Housing - Clipped & Pinned - LIKE NEW A perfect upgrade for your HK MP5 40/10 build. This is the only SEF style housing available for the MP5 40/10 family of firearms. Each housing is hand picked and professionally...
    HKP-20577
    $149.95
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    $149.95
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  • New - HKP MP5/K 40/10 Locking Piece - Extra Low Impulse - HKP-18273 HK MP5, MP5K 40/10 Locking Piece - Extra Low Impulse
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    HK MP5, MP5K 40/10 Locking Piece - Extra Low Impulse

    HKP HK Parts

    $49.95
    HKP MP5/K 40/10 Locking Piece - Extra Low Impulse Marked 100 Degree For the MP5 40 or 10mm Firearms. Made out of enhanced material and heat-treated to spec. The #100 degree locking piece is an extra low impulse 40/10 locking piece. To be used with MP5...
    HKP-18273
    $49.95
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  • HK MP5, SP5 Folding Stock - 11" HK MP5, SP5 Folding Stock - 11"
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    HK MP5, SP5 Folding Stock - 11"

    Zenith

    $99.95
    Zenith HK MP5, SP5 Folding Stock Folds to the side for compact storage while providing a solid, stable shoulder stock when deployed. No modifications required on in-spec MP5 receivers. Specifications: Polymer and fiberglass reinforced Weight: 14.4...
    HKP-22420
    $99.95
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    $99.95
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  • On Sale
    MKE AP5/MP5 Slimline Handguard - GUNSMITH SPECIAL MKE HKP-22222-B MKE AP5/MP5 Slimline Handguard - GUNSMITH SPECIAL MKE HKP-22222-B
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    HK MP5, SP5 Handguard - Slimline Style - GUNSMITH SPECIAL

    HKP HK Parts

    Now: $15.98
    Was: $27.95
    MKE AP5/MP5 Slimline Handguard - GUNSMITH SPECIAL HOLES DO NOT ALIGN - NEEDS MODIFICATION THIS PART IS SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Please Note: Will require work before being functional. HKP...
    HKP-22222-B
    Now: $15.98
    Was: $27.95
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  • HK MP5, AP5 Recoil Rod
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    HK MP5, AP5 Recoil Rod

    MKE

    $64.95
    MKE HK MP5, AP5 Steel Recoil Rod Turkish-made steel recoil rod for MP5-style firearms. OEM-quality part that replaces worn or bent recoil rods and is designed to help restore smooth cycling and proper bolt movement on 9mm MP5 and AP5 roller-delayed...
    HKP-99343
    $64.95
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  • Out Of Stock
    HK MP5 Safety Select Catch Lever Sleeve H&K Heckler & Koch HKP-22337 HK MP5 Safety Select Catch Lever Sleeve H&K Heckler & Koch HKP-22337

    HK MP5 Safety Select Catch Lever Sleeve - Ambi

    H&K Heckler & Koch

    $12.95
    HK MP5 Safety Select Catch Lever Sleeve - Ambidextrous Trigger Packs Factory replacement sleeve for the safety selector catch lever. Compatible With the Following Ambidextrous Trigger Packs: HK MP5/MP5K HK91/G3 HK93/53/33 HK23/21/11 ***Not compatible...
    HKP-22337
    $12.95
    Out Of Stock
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    $12.95
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