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
  • Out Of Stock
    New - H&K 91/G3 (7.62x51/.308) Horizontal Vented Wide Handguard - Black - HKP-02101 HK91, G3 Handguard - Wide - Horizontal Vented

    HK91, G3 Handguard - Wide - Horizontal Vented

    H&K Heckler & Koch

    $0.00
    New HK German HK 91, G3 Horizontal Vented Wide Black Forearm / Handguard HK91,G3, PTR 18" barreled forearm with vents to provide extra cooling. New factory fresh production and German HK.
    HKP-02101
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - HK 91/G3 (7.62x51/.308) Heavy Recoil Buffer - HKP-01067

    HK91, G3 Heavy Recoil Buffer

    $199.95
    HK Heavy Recoil Buffer For HK Style Firearms Made 100% in the USA by one of the best HK gunsmiths. Each unit is based on the original HK German 2-stage factory heavy buffer.  Compatible With: HK 91, G3, PTR SAR-3/8, FMP, Vector, SR9, PTR PDW, V51,...
    HKP-01067
    $199.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - HKP/H&K 91/G3 (7.62x51/.308) Trigger Group - 3 Position - Navy Housing - HKP-17242 HK91, G3 Trigger Group - 3 Position - Navy Housing

    HK91, G3 Trigger Group - 3 Position - Navy Housing

    HKP HK Parts

    $579.95
    G3, 91, PTR Trigger Group 3 Position Navy Housing Introducing a cost-effective alternative to the high-priced and rare all-German HK FBI or 0,1 ambidextrous trigger groups. This semi-auto trigger group is available in a 3-position Navy factory German HK...
    HKP-17242
    $579.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $579.95
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - H&K 91/G3 (7.62x51/.308) 3 Position Navy Trigger Group - Double Tang - HKP-01709 HK91, G3 3 Position Navy Trigger Group - Double Tang

    HK91, G3 3 Position Navy Trigger Group - Double Tang

    H&K Heckler & Koch

    $0.00
    H&K 91/G3 (7.62x51/.308) 3 Position Navy Trigger Group - Double Tang HK German G3, 91 3-Position Navy Trigger Group - Double Tang New Heckler & Koch German Manufacturer. Black Polymer Ambidextrous Housing With Selector Levers. Double Tang 3...
    HKP-01709
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - H&K 53 (5.56/.223) Trigger Group (0,1,2) - Push Pin - HKP-02027 HK53 Trigger Group 0,1,2 - Push Pin

    HK53 Trigger Group 0,1,2 - Push Pin

    H&K Heckler & Koch

    $0.00
    HK 53 .223 Trigger Group (0,1,2) - Push Pin
    HKP-02027
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - H&K MSG90 (7.62x51/.308) Trigger Group Complete Clipped & Pinned Ready To Install - HKP-00224 HK MSG90 Trigger Group Complete - Clipped and Pinned - Ready to Install

    HK MSG90 Trigger Group Complete - Clipped and Pinned - Ready to Install

    H&K Heckler & Koch

    $0.00
    HMSG90 Trigger Group Complete Clipped & Pinned Ready To Install A perfect addition to your HK G3/91 & PTR 7.62x51/.308 rifles, this is the best 3lb factory trigger money can buy. It offers the best factory trigger pull available for your HK rifle...
    HKP-00224
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - H&K 93/53/33 (5.56/.223) Retractable A3 Stock - Latest Design - HKP-00472 HK33, HK53, HK93 Retractable A3 Buttstock - Latest Design

    HK33, HK53, HK93 Retractable A3 Buttstock - Latest Design

    H&K Heckler & Koch

    $0.00
    HK German HK 93, HK33, HK 53 A3 Latest Generation Retractable Rear Stock- 4th Gen With Latest HK German Buffer DesignAlso fits all in spec V93, V53, C93, Other in spec .223 Clones. This stock has the latest buffer and sling attachment improvements. This...
    HKP-00472
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - H&K 93/33/G3 (5.56/.223) & (7.62x51/.308) Vented Wide Forend Black - HKP-00471 HK33, G3 Vented Wide Handguard Black

    HK33, G3 Vented Wide Handguard Black

    H&K Heckler & Koch

    $0.00
    HK 93, 33 & G3K Wide Black Vented Handguard Overall 11.5 inches long. Made for 16" barreled rifles. Easy installation. HK 93 HK 33 HK G3K PTR-91K 16" barrels 16" Barreled Clones
    HKP-00471
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • New - H&K 93/53/33 (5.56/.223) Semi Sniper Trigger Group - HKP-17030 HK33, HK53, HK93 Semi Sniper Trigger Group
    Add to Cart

    HK33, HK53, HK93 Semi Sniper Trigger Group

    HKP HK Parts / Heckler & Koch

    $759.95
    H&K 93/53/33 (5.56/.223) Semi Sniper Trigger Group HK German SEMI 556 Trigger Group Complete With Custom Trigger conversion to a light smooth 4.5-5.0 LB. This Trigger Group Has Been Custom Modified By The Famed And Renowned HK Trigger Smith, Bill...
    HKP-17030
    $759.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $759.95
    Subtotal:
    Add to Cart
  • Out Of Stock
    New - H&K 53 (5.56/.223) Cocking Tube Support - HKP-00477 HK53 Cocking Tube Support

    HK53 Cocking Tube Support

    H&K Heckler & Koch

    $0.00
    HK German HK53 Cocking Tube Support New HK German HK53 factory correct cocking tube support. Each unit is the latest HK factory design with the HK53 tapered end. Great for replacement of the out of spec clone, re-welded cocking tube supports that are cut...
    HKP-00477
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Out Of Stock
    Used - H&K 53 A2 Complete Ambi/Burst Parts Kit - HKP-01261 HK53 A2 Parts Kit - Ambi Burst

    HK53 A2 Parts Kit - Ambi Burst

    H&K Heckler & Koch

    $0.00
    HK German Factory Newer Production HK53A2 SEF or (0-1-2) Burst Trigger Group Factory Parts Kit Complete Minus The Demilled Receiver. Each Parts Kit Includes The Following Factory Used HK53 Parts: HK German Desirable 1/7 Twist Factory Cold Hammer Forged...
    HKP-01261
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Out Of Stock
    New - H&K 93/53/33 (5.56/.223) SEF Contoured Semi-Auto Trigger Group - Clipped & Pinned - HKP-15040 HK33, HK53, HK93 SEF Contoured Semi-Auto Trigger Group - Clipped & Pinned

    HK33, HK53, HK93 SEF Contoured Semi-Auto Trigger Group - Clipped & Pinned

    H&K Heckler & Koch

    $0.00
    HK German HK93/33/53 SEF Contoured Semi-Auto Clipped & Pinned Trigger Group HK German HK33,93,53 Or Clone SEF Contoured Semi-Auto Clipped & Pinned Trigger Group Complete. Ready To Install On Your Semi Auto HK Or Clone.
    HKP-15040
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
    Out Of Stock
  • Total: items /

Adding your products to cart

View Cart Continue Shopping