Parts

Parts

At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.

Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • New - HKP 22 Round HK VP9, HK P30 9mm Complete Magazine - HKP-21251 HKP 22 Round HK VP9, HK P30 9mm Complete Magazine
    Add to Cart

    HKP 22 Round HK VP9, HK P30 9mm Complete Magazine

    HKP HK Parts

    $89.95
    22 Round Magazine Complete - 9mm - HK PARTS - HK VP9, HK P30  Drop-in magazine ready to go! Ideal for competitive shooters that would like a 22 round robust steel and alloy magazine. Each mag comes fully assembled and ready for use. HK Parts takes...
    HKP-21251
    $89.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • On Sale
    New - HKP HK Mark 23 .45 Cal Non-Threaded Compensator - HKP-20821 HKP HK Mark 23 .45 Cal Non-Threaded Compensator
    Add to Cart

    HKP HK Mark 23 .45 Cal Non-Threaded Compensator

    HKP HK Parts

    Now: $124.95
    Was: $199.95
    HKP HK Mark 23 .45 Cal Non-Threaded Compensator The HK Parts mark 23 compensator will add a sleek and tactical look to your MK23. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and...
    HKP-20821
    Now: $124.95
    Was: $199.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $124.95
    Was: $199.95
    Subtotal:
  • New - PTR PDW (7.62x39) & (7.62x51/.308) Pistol Full Auto Bolt Carrier - HKP-20165-M PTR PDW Bolt Carrier - Full Auto - 7.62x39 / 7.62x51 / .308
    Choose Options

    PTR PDW Bolt Carrier - Full Auto - 7.62x39 / 7.62x51 / .308

    PTR

    $229.95 - $330.95
    PTR PDW (7.62x39) & (7.62x51/.308) Pistol Full Auto Bolt Carrier Made by PTR using the same blueprints and materials the German HK factory uses has allowed PTR91 to manufacture the finest of HK style firearms here in the US. The PDW F/A carrier is...
    HKP-20165-M
    $229.95 - $330.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $229.95 - $330.95
    Subtotal:
  • New - SilencerCo ASR .30 Cal AC233 Flash Hider - Threaded 15x1 - HKP-19507 ASR AC233 Flash Hider - .30 CAL - Threaded 15x1
    Add to Cart

    ASR AC233 Flash Hider - .30 CAL - Threaded 15x1

    SilencerCo

    $92.95
    SilencerCo ASR .30 Cal AC233 Flash Hider - Threaded 15x1 The SilencerCo ASR .30 Cal AC233 Flash Hider is designed for use with ASR (Active Spring Retention) mounts, providing a quick attach/detach system compatible with nearly all SilencerCo suppressors...
    HKP-19507
    $92.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $92.95
    Subtotal:
  • New - H&K German Universal Multi Tool - HKP-00374 HK German Universal Multi Tool
    Add to Cart

    HK German Universal Multi Tool

    H&K Heckler & Koch

    $79.95
    H&K German Universal Multi Tool This is ideal for the USC or SL8 style of weapon systems. Great multi-tool for sights, handguards, or work on any other accessories.
    HKP-00374
    $79.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95
    Subtotal:
  • New - H&K (5.56/.223) & (7.62x51/.308) Birdcage Flash Hider - Threaded 15x1 RH - HKP-00359 HK91, G3, HK93, HK417 Flash Hider - Birdcage - Threaded 15x1 RH
    Add to Cart

    HK91, G3, HK93, HK417 Flash Hider - Birdcage - Threaded 15x1 RH

    H&K Heckler & Koch

    $34.95
    HK Heckler and Koch's Birdcage Flash Hider   Threads onto 15x1 RH twist barrels. This factory German flash hider attaches to any factory HK barrel. No tools required for installation.   Specifications: Made In Germany Threaded 15x1...
    HKP-00359
    $34.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • New - Choate MP5K/SP89 9mm Steel End Cap W/ Buffer - HKP-00395 HK MP5K, SP89 End Cap with Buffer  - 9mm - Steel
    Add to Cart

    HK MP5K, SP89 End Cap with Buffer - 9mm - Steel

    Choate

    $45.95
    MP5K & SP-89 Steel End Cap With Replaceable Rubber Buffer Fits perfectly on all HK MP5K-type builds or projects. All metal construction, so you know it will last. Each unit comes with a sling loop for use with multiple sling types. Compatible...
    HKP-00395
    $45.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $45.95
    Subtotal:
  • New - HK SP5K 9mm - SEF, Navy Style - Clipped & Pinned - HKP-17945 HK SP5K 9mm Housing - SEF, Navy Style - Clipped & Pinned
    Add to Cart

    HK SP5K 9mm Housing - SEF, Navy Style - Clipped & Pinned

    H&K Heckler & Koch

    $199.95
    HK German SP5K Spec - Navy Style - SEF C/P Housing HK SP5K Spec ONLY for the newly released HK SP5K spec. Made is Germany and machined to fit the HK SP5K spec only. Compatible With: HK SP5K 9mm Spec For use with an SEF style trigger pack not the...
    HKP-17945
    $199.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
    Subtotal:
  • New - HKP MP5K/SP89/SP5K 9mm Cocking Tube & Support Set - HKP-00184
    Add to Cart

    HK MP5K, SP89 Cocking Tube - 9mm - Support Set

    HKP HK Parts

    $129.95
    HKP MP5K/SP89/SP5K 9mm Cocking Tube & Support Set Specifications: Construction: Hard Coated Titanium Color: Matte Black Weight: 1.7 oz. Compatible With: HK MP5K HK SP89 HK SP5K MP5 Reverse stretch builds, clones, or other custom builds
    HKP-00184
    $129.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
  • Out Of Stock
    On Sale
    HK MP5K, AP5P OEM Picatinny Rail MKE HKP-22334 HK MP5K, AP5P OEM Picatinny Rail MKE HKP-22334

    HK MP5, MP5K, AP5-P Optic Mount - Picatinny

    MKE

    Now: $39.95
    Was: $49.95
    MKE HK MP5K, AP5P OEM Picatinny Optic Rail MKE Picatinny optic rail for the MP5K platform.  OEM part for the Century AP5-P and AP5-M.  This rail is the K specific length but is compatible with full size MP5 guns as well. Compatible With: HK...
    HKP-22334
    Now: $39.95
    Was: $49.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $39.95
    Was: $49.95
    Subtotal:
  • New - Uzi Sling - HKP-21540 Uzi Sling
    Add to Cart

    Uzi Sling

    IMI

    $49.95
    Uzi Sling - New Old Stock Original IMI sling new old stock complete with steel buckle, two leather loops and steel tip keepers. Once they're gone, they're gone for good. Compatible With: Action Arms Uzi Micro & Mini SMG Model A&B...
    HKP-21540
    $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • New - XS Sight Systems HK VP9OR R3D 2.0 Night Sights - Green - HKP-21466
    Add to Cart

    HK VP9 R3D 2.0 Night Sights - Green

    XS Sights

    $137.49
    XS Sight Systems VP9OR R3D 2.0 Night Sights - Green Their second-generation R3D night sights are engineered to give you a brighter stronger set of sights. Easily install their sights with a set that requires 50% less force for installation. R3D sights...
    HKP-21466
    $137.49
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $137.49
    Subtotal:
  • Total: items /

Adding your products to cart