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 - H&K 93/53/33 & HK21E/23E Cocking Handle Pivot Pin - HKP-21746 HK33, HK53, HK93, HK21E, 23E Cocking Handle Pivot Pin
    Add to Cart

    HK33, HK53, HK93, HK21E, 23E Cocking Handle Pivot Pin

    H&K Heckler & Koch

    $18.95
    H&K 93/53/33 & HK21E/23E Cocking Handle Pivot Pin This genuine H&K cocking handle pivot pin allows smooth operation of the charging handle assembly. While the nipple on the 21E pin is slightly shorter than the 33 pin, it remains fully...
    HKP-21746
    $18.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • New - Zenith 30 Round HK MP5 Supersonic Labeled Magazine - HKP-20830 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Supersonic Boom Boom
    Add to Cart

    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - Supersonic Boom Boom

    Zenith

    $43.95
    Zenith 30 Round HK MP5 Supersonic Labeled Magazine Easily identify a magazine loaded with supersonic rounds versus a magazine loaded with subsonic rounds. Features: Durable electro-plated black finish for exceptional corrosion resistance All steel...
    HKP-20830
    $43.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $43.95
    Subtotal:
  • New - H&K HK MR762, HK 417 Free Floating DMR Rail System - Black - HKP-17706 HK MR762, HK 417 Free Floating DMR Rail System
    Add to Cart

    HK MR762, HK 417 Free Floating DMR Rail System

    H&K Heckler & Koch

    $949.95
    HK MR762, 417 Extended Free Floating Rail System New Heckler & Koch MR762, HK 417 & G28 Extended DMR (designated marksman rifle) Forearm With Flip Up Front Sight & Suppressor Window Cutout. Optimized design to mitigate the heat emissions for...
    HKP-17706
    $949.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $949.95
    Subtotal:
  • New - H&K HK G36 Backplate Complete w/ Recoil Assembly - HKP-16735 HK G36 Backplate Complete with Recoil Assembly
    Add to Cart

    HK G36 Backplate Complete with Recoil Assembly

    H&K Heckler & Koch

    $199.95
    HK G36 Backplate Complete With Recoil Assembly New HK German G36 Backplate with new G36/SL8 recoil buffer and recoil assembly. This assembly does include the recoil rod retaining screw. This is a great spare or replacement to have on hand. These are also...
    HKP-16735
    $199.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
    Subtotal:
  • Used - H&K HK MP5 Rear Receiver Section - HKP-02147
    Add to Cart

    HK MP5 Lower Receiver - Section

    H&K Heckler & Koch

    $54.95
    HK MP5 Rear Receiver Section  HK German demilled receiver section with rear sight base as installed at the factory. The rear push pin section is still attached to the demilled receiver section.
    HKP-02147
    $54.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • New - Lee Sporting LS5 HK MP5 Complete Trigger Group - Semi Shelf - HKP-20465 Lee Sporting  LS5 HK MP5 Complete Trigger Group - Semi Shelf
    Add to Cart

    Lee Sporting LS5 HK MP5 Complete Trigger Group - Semi Shelf

    Lee Sporting

    $549.95
    Lee Sporting LS5 Complete Trigger Group - MP5 Semi-shelf The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to the original. This billet aluminum trigger group is...
    HKP-20465
    $549.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $549.95
    Subtotal:
  • On Sale
    New - HKP .40 S&W - Micro Comp - Threaded 9/16x24 - HKP-20369
    Add to Cart

    HKP .40 S&W - Micro Comp - Threaded 9/16x24

    HKP HK Parts

    Now: $24.95
    Was: $49.95
    HKP .40 S&W - Micro Comp - Threaded 9/16x24   The HK Parts Micro Comp & Thread Protector is a lightweight, dual-function device serving as both a compensator and thread protector. It attaches easily to any factory spec P30/P30L barrel...
    HKP-20369
    Now: $24.95
    Was: $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $24.95
    Was: $49.95
    Subtotal:
  • New - Talon Grip HK USP Full Size 9mm & .40 S&W - Granulate Black - HKP-20282 HK USP Grip Wrap - Granulate - 9mm / .40 S&W
    Add to Cart

    HK USP Grip Wrap - Granulate - 9mm / .40 S&W

    Talon Grip

    $19.99
    TALON Grip - USP Full Size 9mm/.40 - Granulate Black TALON grips are textured, stick-on gun grips that help you get a secure hold on your firearm improving performance, safety, and confidence so you maintain control. Installation is quick and easy. The...
    HKP-20282
    $19.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • New - Kaw Valley Precision .45 Mach 3-Lug Mount - HKP-19994 Kaw Valley Precision .45 Mach 3-Lug Mount
    Add to Cart

    Kaw Valley Precision .45 Mach 3-Lug Mount

    Kaw Valley Precision

    $89.99
    Kaw Valley Precision .45 Mach 3-Lug Mount   Fully captured, enclosed system designed for use with the KVP MACH Linear Comp system. By utilizing 1-1/8"x28 TPI threads, the MACH 3-Lug Mount will fit many common silencer models such as the SilencerCo...
    HKP-19994
    $89.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $89.99
    Subtotal:
  • New - Comp-Tac HK P30, HK45C Sport-Tac RH Holster - Black - HKP-19688 HK45C, P30 Holster - Sport-Tac - RH
    Add to Cart

    HK45C, P30 Holster - Sport-Tac - RH

    Comp-Tac

    $78.95
    Comp-Tac HK P30, HK45C Sport-Tac RH Holster The Sport-TAC Holster is a hybrid, inside-the-waistband holster designed to comfortably carry a 4? handgun at the 4-5 o'clock position. The Sport-TAC features a 600D interlock padded backing that provides...
    HKP-19688
    $78.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $78.95
    Subtotal:
  • New - H&K HK VP9, HK VP40 Backstrap - Large - Black - HKP-16815 HK VP9, VP40 Backstrap - Large - Black
    Add to Cart

    HK VP9, VP40 Backstrap - Large - Black

    H&K Heckler & Koch

    $24.95
    H&K HK VP9, HK VP40 Backstrap - Large - Black New HK German manufacture. Large Backstrap VP full size series. Compatible With: HK VP9, VP9L, VP9 Match HK VP9A1 F HK VP9A1 K HK VP40
    HKP-16815
    $24.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • New - H&K VP9, VP40 Grip Panel Right Side - Medium - FDE - HKP-18116 HK VP9, VP40 Grip Panel Right Side - Medium - FDE
    Add to Cart

    HK VP9, VP40 Grip Panel Right Side - Medium - FDE

    H&K Heckler & Koch

    $19.95
    H&K VP9, VP40 Grip Panel Right Side - Medium - FDE New HK German manufactured. Right side, medium size. Perfect for spare or for custom stippling projects. Drop-in part for your HK VP pistol. Compatible With: HK VP9 HK VP9A1 F, VP9A1 K HK VP40
    HKP-18116
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • Total: items /

Adding your products to cart