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 - Comp-Tac HK P30L International Comp Carry Holster - HKP-20020-M HK P30L International Holster - Comp Carry
    Choose Options

    HK P30L International Holster - Comp Carry

    Comp-Tac

    $79.95 - $81.95
    Comp-Tac HK P30L International Comp Carry Holster At last a custom made Comp-Tac  International OWB holster for your HK pistol that allows you to have the Rail Mount Compensator, Comp Weight, or Match Weight installed. Manufactured by the best...
    HKP-20020-M
    $79.95 - $81.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95 - $81.95
    Subtotal:
  • On Sale
    New - Magpul Rail Cover Dark Earth - HKP-13568 Rail Cover - Dark Earth
    Add to Cart

    Rail Cover - Dark Earth

    Magpul

    Now: $5.00
    Was: $8.95
    Magpul Rail Cover Dark Earth Protect your investment with these attractive low-profile "Ladder" rail protectors. Features: Ladder Panels offers low-profile 1913 Picatinny rail coverage Easy clip-on/off installation Provides a very low-profile...
    HKP-13568
    Now: $5.00
    Was: $8.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $5.00
    Was: $8.95
    Subtotal:
  • New - HKP HK USP .45 ACP/Mark 23 +5 Magazine Extension - HKP-19493-M HK USP .45 ACP, Mark 23 +5 Magazine Extension
    Choose Options

    HK USP .45 ACP, Mark 23 +5 Magazine Extension

    HKP HK Parts

    $49.95
    HKP HK USP .45 ACP/Mark 23 +5 Magazine Extension Super easy to install, simply add the mag extension to your existing mag body and follower. An easy 2 minute swap, no gunsmithing needed. Made in the USA out of aircraft grade hard coat anodized aluminum...
    HKP-19493-M
    $49.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Out Of Stock
    New - HKP HK VP9/VP9L Optics Plate #4 DeltaPoint Pro & Eotech EFLX Optic Mount - HKP-19815 HK VP9 Optic Plate #4 - DeltaPoint Pro, Eotech EFLX - Red Dot Pistol Mount

    HK VP9 Optic Plate #4 - DeltaPoint Pro, Eotech EFLX - Red Dot Pistol Mount

    HKP HK Parts

    $49.95
    HK VP9 Series Optics Plate#4 - Optic Mount - Leupold DeltaPoint Pro & Eotech EFLX - Steel The finest all steel mounting solution for your HK VP9 Series Opitc Ready model. New solid billet machined steel optics plate. Each plate is CNC machined from...
    HKP-19815
    $49.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • New - HKP Paddle Style Extended Mag Release - EMR - HKP-17079 HK MP5, MP5K, G3, HK93 Paddle Magazine Release - Extended - EMR
    Add to Cart

    HK MP5, MP5K, G3, HK93 Paddle Magazine Release - Extended - EMR

    HKP HK Parts

    $44.95
    HKP HK Parts Paddle Style Extended Magazine Release with EMR for HK MP5, HK G3, HK 33 and more A great addition to any paddle style mag release, such as those found on an HK. The extended mag release is machined from a solid billet of aircraft grade...
    HKP-17079
    $44.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • HK VP9, VP9SK, VP40 Enhanced Support Sleeve HK VP9, VP9SK, VP40 Enhanced Support Sleeve
    Choose Options

    HK VP9, VP9SK, VP40 Enhanced Support Sleeve

    HKP HK Parts

    $14.95 - $19.95
    HKP HK VP9/VP40 Enhanced Support Sleeve The support sleeve in the VP series pistols is a crucial component that allows for the removal of the slide plate, firing pin assembly, and other parts. The factory version is made from polymer, which can wear down...
    HKP-18677-M
    $14.95 - $19.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95 - $19.95
    Subtotal:
  • New - H&K HK USPC/P2000 9mm Magazine Flat Floor Plate - HKP-01122
    Add to Cart

    HK USPC, P2000 Magazine Floorplate - 9mm - 13 Round - Flat

    H&K Heckler & Koch

    $22.95
    H&K HK USPC/P2000 9mm Magazine Flat Floor Plate USPC 9mm 13 round flat floor plate for the 9mm UPSC and P2000 magazine. This is a Heckler and Koch genuine part. Perfect for concealed carry or for a lower profile Compatible With: HK USP Compact 9mm...
    HKP-01122
    $22.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $22.95
    Subtotal:
  • Used - Uzi Recoil Spring Assembly - HKP-19918 UZI Recoil Spring
    Add to Cart

    UZI Recoil Spring

    IMI

    $14.95
    Uzi Recoil Spring Assembly Uzi factory IMI bolt carrier spring assembly complete. In perfect working order. Pulled from exc condition demilled Uzi firearms.
    HKP-19918
    $14.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • Out Of Stock
    New - H&K HK 9mm Barrel Thread Protector O-Ring - Black - HKP-00908

    HK USP, VP9 Barrel O-Ring - 9mm

    H&K Heckler & Koch

    $4.95
    HK German 9mm Barrel O-ring The O-ring is a high-wear and replacement item. To save money - order 10 or more and get an additional $1 off per O-ring. Compatible with: HK 9mm barrels with O-ring groove HK USP, USP Compact, USP Tactical 9mm HK USP Elite...
    HKP-00908
    $4.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - MFI Snap Sling Hook 1.25" - HKP-01523
    Add to Cart

    MFI Snap Sling Hook 1.25"

    MFI

    $4.95
    HK Style 1.25" Snap Hook For Sling This sling hook is designed for wider 1.25" width slings. Made in the USA, and is great for HK sling projects and spares. We offer the 1" and the 1.25" sling hooks for all your HK projects.
    HKP-01523
    $4.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • New - HKP Single Point Sling - HK Style - Black - HKP-02644 HK Single Point Sling - HK Style - Black
    Add to Cart

    HK Single Point Sling - HK Style - Black

    HKP HK Parts

    $34.95
    HK Single Point Sling in Black This is a very nice sling for the money. It also has quick detach buckles that allow quick changes and removal. Specifications: Composition: Thick, all-black, heavy-duty Style: Bungee-type design for...
    HKP-02644
    $34.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • New - Trijicon RMR Red Dot Sight Replacement Screw Set - HKP-20035 Replacement Screw Set for Red Dot Sight - RMR
    Add to Cart

    Replacement Screw Set for Red Dot Sight - RMR

    USA

    $1.95
    Replacement Screw Set For Trijicon RMR Set of 2 6-32 x 1/2" flat head socket cap screws with thread locker. Requires a 2mm allen head key.  Replacement or spare set to mount your Trijicon RMR optic to a #2 optic mounting plate.  
    HKP-20035
    $1.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1.95
    Subtotal:
  • Total: items /

Adding your products to cart