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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  • New - H&K HK MP5 Stock Fork - HKP-22166 HK MP5 Stock Fork
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    HK MP5 Stock Fork

    H&K Heckler & Koch

    $199.95
    H&K HK MP5/SP5 Stock Fork MP5 Replacement Stock Fork Section, expertly crafted in Germany. This robust fixed stock section boasts a classic forked design that guarantees exceptional shoulder support and enhanced control for your pistol. Whether you...
    HKP-22166
    $199.95
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  • New - HKP HK MP5 Single Stage Semi Auto Trigger Pack - Ambi - HKP-21483 HK MP5 Trigger Pack - Single Stage Semi Auto - Ambi
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    HK MP5 Trigger Pack - Single Stage Semi Auto - Ambi

    HKP HK Parts

    $459.95
    HKP/H&K MP5 9mm Single Stage Semi-Auto Ambidextrous Trigger Pack This trigger pack starts as a factory F/A trigger pack before being converted into a semi-auto trigger pack and receiving single-stage trigger work. This is the best option for...
    HKP-21483
    $459.95
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  • New - HK34 9mm Pistol Build Kit - Navy Binary - HKP-21482 HK34 9mm Pistol Build Kit - Navy Binary
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    HK34 9mm Pistol Build Kit - Navy Binary

    HKP HK Parts

    $2,199.95
    HK34 9mm Pistol Build Kit - Navy Binary Just when you thought all permutations of roller-lock kits had been exhausted, HK Parts brings you the HK34. The HK34 strikes a balance between the shoot-ability of a pistol caliber with the versatility of a rifle...
    HKP-21482
    $2,199.95
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  • Out Of Stock
    New - KNS Precision HK Push Button Take Down Pin - Large - HKP-21388 KNS Precision HK Push Button Take Down Pin - Large

    KNS Precision HK Push Button Take Down Pin - Large

    KNS Precision

    $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 retract for easy pin removal. The pin is designed to...
    HKP-21388
    $24.99
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    $24.99
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  • New - HKP - HK MP5 Folding Brace/Stock Adapter - HKP-21217 HK MP5 Stock or Brace Adapter - Folding
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    HK MP5 Stock or Brace Adapter - Folding

    HKP HK Parts

    $149.95
    HKP - HK MP5 Folding Brace/Stock Adapter Our HK Parts brace adapter was made from a solid billet of CNC machined aircraft grade aluminum with QD sling attachment points. Properly buffered with factory correct “H” buffers to protect your...
    HKP-21217
    $149.95
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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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  • New - HKP MP5 40/10 Full Auto Bolt Carrier - HKP-18363 HK MP5 Bolt Carrier - Full Auto - .40 S&W / 10mm - USA
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    HK MP5 Bolt Carrier - Full Auto - .40 S&W / 10mm - USA

    HKP HK Parts

    $149.95
    HKP MP5 40/10 Full Auto Bolt Carrier Machined completely from billet ordnance steel and black oxide finished. This carrier is made to the latest specs, tungsten filled, and heat treated.  Made in the USA and available exclusively at HK Parts...
    HKP-18363
    $149.95
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  • Out Of Stock
    New - HKP MP5K/SP89 9mm Trigger Group 2 Position Housing 0,1- Safe, Semi Only - HKP-17241 HK MP5K, SP89 Trigger Group - 9mm - 2 Position - Housing 0,1

    HK MP5K, SP89 Trigger Group - 9mm - 2 Position - Housing 0,1

    HKP HK Parts

    $0.00
    HKP/H&K MP5K/SP89 9mm Safe & Semi Only Trigger Group - Clipped & Pinned Introducing a cost-effective alternative to the rare and expensive all-German HK FBI or 0,1 ambidextrous trigger group, now available in a 2-position Navy factory German...
    HKP-17241
    $0.00
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  • Out Of Stock
    New - HK Ambidextrous Sling - Green - HKP-00183

    HK Ambidextrous Sling - Green

    H&K Heckler & Koch

    $149.95
    HK Ambidextrous Sling - Green  This sling is the factory HK Green 1.25" Ambi Sling with dual HK sling hooks for use on either the left or right side of the weapon. Best used with the ambi sling pins as the option shown below. Can be used on nearly...
    HKP-00183
    $149.95
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  • On Sale
    New - Ergo Harris Bipod Mount - KeyMod Handguard - HKP-17874
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    Harris Bipod Mount - KeyMod Handguard

    Ergo

    Now: $9.95
    Was: $38.95
    Ergo Harris Bipod Mount - KeyMod Handguard   Features: KeyMod Bipod Mount Black anodized 6061-T6 Alum. Compatible With: Harris-style bipods
    HKP-17874
    Now: $9.95
    Was: $38.95
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  • On Sale
    New - H&K Burst Hammer For Burst Trigger Groups - HKP-00851 HK MP5, G3, HK33 Hammer with Pressure Shank for Burst Trigger Groups
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    HK MP5, G3, HK33 Hammer with Pressure Shank for Burst Trigger Groups

    H&K Heckler & Koch

    Now: $147.95
    Was: $349.95
    2 or 3-Round Burst Hammer with Pressure Shank HK factory burst trigger pack hammer and pressure shank.  Compatible with 2 and 3-round burst trigger packs: (0,1,3,F), (0,1,2,F), (0,1,3), (0,1,2). Compatible With: HK MP5, MP5K HK SP5, SP5K HK91,...
    HKP-00851
    Now: $147.95
    Was: $349.95
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  • On Sale
    HK Handguard Sling Pin - Ambi - Small - USED HK Handguard Sling Pin - Ambi - Small - USED
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    HK Handguard Sling Pin - Ambi - Small - USED

    H&K Heckler & Koch

    Now: $42.95
    Was: $61.95
    HK Handguard Sling Pin - Ambi - Small - USED VARYING CONDITION SHOWN - SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. This ambidextrous pin will allow the user to attach a sling hook to...
    HKP-00077-USED
    Now: $42.95
    Was: $61.95
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