HK Rifle / SMG Parts

HK Rifle / SMG Parts

Elevate Your HK Rifle with Premium Parts – MP5, HK416, SP5, and More!

Enhance your HK rifle with top-notch parts and accessories. From HK MP5 and HK MP5K to HK SP5 and HK UMP or HK USC, we offer a vast selection. Discover high-quality magazines, binary triggers, stocks, grips, barrels, handguards, sights, and more for your firearm. Whether you own an HK416, HK SP5K, HK G36, or HK MP5 22, we have the Heckler and Koch rifle parts you've been looking for. Shop now to upgrade your rifle to perfection.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • New - HKP HK SP5 ACR Adapter - HKP-21519 HK SP5 ACR Stock or Brace Adapter
    Add to Cart

    HK SP5 ACR Stock or Brace Adapter

    HKP HK Parts

    $139.95
    HKP HK SP5 ACR Stock or Brace Adapter This adapter allows the ACR stock to be fully compatible with the SP5 and in-spec MP5 platforms. It’s built from aircraft-grade aluminum with a pre-installed buffer for a straightforward, drop-in conversion...
    HKP-21519
    $139.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • New - B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH - HKP-21395 B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH
    Add to Cart

    B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH

    B&T Brugger & Thomet

    $144.99
    B&T (7.62x51/.308) Flash Hider - Suppressor Compatible - Threaded 5/8x24 RH This flash hider is compatible with many suppressors. A perfect addition to any firearm. Specifications: Made in Switzerland Threaded 5/8x24 UNEF Does not include face...
    HKP-21395
    $144.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $144.99
    Subtotal:
  • On Sale
    New - Omega HK UMP .45 ACP Barrel - 3-Lug - HKP-21070 HK UMP Barrel - .45 ACP - 3 Lug Adapter
    Add to Cart

    HK UMP Barrel - .45 ACP - 3 Lug Adapter

    OMEGA

    Now: $344.95
    Was: $449.95
    Omega HK UMP .45 ACP Barrel - 3-Lug This is the newest barrel for the UMP to hit the market that will come with a removable 3-lug adapter. The 3-lug adapter will be the same spec as the MP5 3 lug, making your UMP more versatile when it comes down to...
    HKP-21070
    Now: $344.95
    Was: $449.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $344.95
    Was: $449.95
    Subtotal:
  • New - HKP HK93, HK33 Spare Parts Kit - HKP-20674 HK93, HK33 Spare Parts Kit
    Add to Cart

    HK93, HK33 Spare Parts Kit

    H&K Heckler & Koch

    $209.95
    HKP HK93, HK33 Spare Parts Kit Spare parts kits for the most commonly worn parts needed to keep your HK93, HK33 going. This offering also includes a pouch to safely store all your replacement parts and needed tools to have on hand when required. This...
    HKP-20674
    $209.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $209.95
    Subtotal:
  • New - H&K HK G36K Forearm - Black - HKP-00617
    Add to Cart

    HK G36K Handguard

    H&K Heckler & Koch

    $139.95
    HK G36K Forearm With Hand Stop & Heat Shield- German HK New HK German latest production HK G36K forearm that has the hand stop and heat shield installed. Also a popular forearm choice for those doing the SL8 to G36 conversions. Has the mounting...
    HKP-00617
    $139.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • On Sale
    New - Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP - HKP-18151 HK VP9SK Compensator - Quick Detach
    Add to Cart

    HK VP9SK Compensator - Quick Detach

    HKP HK Parts

    Now: $92.95
    Was: $149.95
    Comp Weight™ Compensator- Quick Detach - HK VP9SK - HKP Easy on, easy off- Quick Detach technology The HK Parts VP9SK Comp Weight™ is the world's first quick detach Comp Weight™, compensator. That slides effortlessly onto your pistol...
    HKP-18151
    Now: $92.95
    Was: $149.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $92.95
    Was: $149.95
    Subtotal:
  • New - Geissele HK 416 Super Modular M-LOK 14.5" Rail - Black - HKP-19806 HK416 Handguard - Super Modular Rail - 14.5" - M-LOK
    Add to Cart

    HK416 Handguard - Super Modular Rail - 14.5" - M-LOK

    Geissele

    $504.00
    Geissele HK416 Super Modular M-LOK 14.5" Rail The Super Modular Rail HK416 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and...
    HKP-19806
    $504.00
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $504.00
    Subtotal:
  • Out Of Stock
    New - H&K HK G28 Buffer Tube - Black - HKP-16741 HK G28 Buffer Tube

    HK G28 Buffer Tube

    H&K Heckler & Koch

    $199.95
    HK G28 Buffer Tube / Receiver Extension New HK German buffer tube with the proper slot cut for use with the G28 stock. This is the factory correct part needed to get the full range and use of the G28 adjustable stock. Made in Germany by HK.
    HKP-16741
    $199.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
    Subtotal:
  • Out Of Stock
    New - HKP 416 10.4" 5.56 Complete Upper Receiver Assembly - HKP-17662 HK416 Upper Receiver Kit - 10.4" - 5.56

    HK416 Upper Receiver Kit - 10.4" - 5.56

    HKP HK Parts

    $2,485.95
    HKP 416 10.4" 5.56 Complete Upper Kit Complete Each kit includes the complete upper assembly, bolt group, tungsten buffer, & high-reliability SS recoil spring. This upper kit is a complete gas piston HK 416 style upper assembly that will drop on your...
    HKP-17662
    $2,485.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $2,485.95
    Subtotal:
  • New - H&K HK MR556/416 Roll Pin for Charging Handle - HKP-17063
    Add to Cart

    HK 416, MR556 Charging Handle Roll Pin

    H&K Heckler & Koch

    $7.95
    HK Clamping Sleeve or Roll Pin for Pawl On Charging Handle This is the longer one that is used on the outside of the charging handle. There are one of these pins used per charging handle.
    HKP-17063
    $7.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • HK416, HK417, MR556, MR762 Carrying Sling - FDE HK416, HK417, MR556, MR762 Carrying Sling - FDE
    Add to Cart

    HK416, HK417, MR556, MR762 Carrying Sling - FDE

    H&K Heckler & Koch

    $169.95
    H&K HK MR556/MR762/416/417 Carrying Sling - FDE Compatible With: HK 416 HK MR556 HK CR556 HK MR762 HK 417 HK G28 Note: That on the MR556 model a sling adapter will be needed for the front attachment point as the MR556 lacks the ambi sling loop on...
    HKP-18491
    $169.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $169.95
    Subtotal:
  • New - H&K HK SL8 Cheek Piece Riser - HKP-01701 HK SL8 Stock Cheek Riser Piece
    Add to Cart

    HK SL8 Stock Cheek Riser Piece

    H&K Heckler & Koch

    $34.95
    HK German SL8 Stock Cheek Riser Piece Compatible with all HK SL8 models. 
    HKP-01701
    $34.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • Total: items /

Adding your products to cart