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 German Sling Hook - Black - HKP-19433
    Add to Cart

    HK German Sling Hook

    H&K Heckler & Koch

    $8.95
    H&K German Sling Hook New old stock HK German sling hook. Made from steel not the cheap aluminum or zinc offerings found elsewhere. Made in Germany. Great For HK sling projects and for spares. The real deal. This is the sling hook that all others...
    HKP-19433
    $8.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • New - HK 53 (5.56/.223) Recoil Assembly Complete - HKP-16752
    Add to Cart

    HK53 Recoil Rod Assembly - Steel

    USA

    $44.95
    HKP HK53 Recoil Rod Assembly - Complete - Steel US-made HK53 recoil rod assembly built to correct HK specifications. The steel rod is micro-polished and uses serviceable end caps for easy spring replacement. Each unit includes a factory German HK53...
    HKP-16752
    $44.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • Out Of Stock
    New - HK 9mm Barrel O-Ring For Thread Protector - Green - HKP-19729

    HK VP9 Barrel or Thread Protector O-Ring - Green

    H&K Heckler & Koch

    $4.95
    HK German 9mm barrel O-ring - Green For thread protector or barrel slot on the Elite barrel. The o-ring is a high wear and replacement item. Stock up at the lowest price in the country. To save even more order 10 or more and get an additional $1 off per...
    HKP-19729
    $4.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
  • Out Of Stock
    New - AC-Unity 30 Round HK 93/53/33 Magazine - HKP-21636 HK33, HK53, HK93 30 Round Magazine

    HK33, HK53, HK93 30 Round Magazine

    AC-Unity

    $19.95
    AC-Unity 30 Round HK33 Magazine The AC-Unity HK33 magazine is formed from an advanced polymer-resin/granulate that is lightweight and shock resistant. Metal parts are hardened and corrosion resistant.  These magazines have a long lifespan, capable...
    HKP-21636
    $19.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • New - H&K HK 93/53/33 (5.56/.223) 30 Round Magazine - Steel - HKP-00484 HK33, HK53, HK93 Magazine - 30 Round - Steel - 5.56/.223
    Add to Cart

    HK33, HK53, HK93 Magazine - 30 Round - Steel - 5.56/.223

    H&K Heckler & Koch

    $72.95
    HK93, HK33, & HK53 - 30 Round Magazine  HK Factory German. All-steel latest production magazine and hard to find. This magazine was discontinued in 2021 and is no longer in production. Stock up as we have the last remaining units available...
    HKP-00484
    $72.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $72.95
    Subtotal:
  • New - H&K Sling Loop For Front Sight Tower - HKP-00144
    Add to Cart

    HK90 Series Front Sight Sling Loop

    H&K Heckler & Koch

    $39.95
    H&K Sling Loop For Front Sight Tower - 90s series This HK OEM item is brand new and not surplus or used. This is a must-have item for all of your re-barrel jobs, or for when you need to mount a sling loop to an HK build. This item is offered at the...
    HKP-00144
    $39.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • New - H&K MP5K 9mm Vertical Grip - HKP-00387 HK MP5K, SP89, SP5K Vertical Foregrip -  9mm
    Add to Cart

    HK MP5K, SP89, SP5K Vertical Foregrip - 9mm

    H&K Heckler & Koch

    $98.95
    HK German Factory MP5K & SP89, PDW Vertical "K" Grip The "K" Grip will also fit the MP5, HK94, and HK53 with the use of a K-Grip adapter (see below), all NFA rules apply. This uses the standard HK small push pin to attach to the cocking tube...
    HKP-00387
    $98.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $98.95
    Subtotal:
  • New - HKP +5 Round HK VP/P30 Magazine Extension Kit - HKP-21108-M HK VP, P30 Magazine Extension Kit - +5 Round
    Choose Options

    HK VP, P30 Magazine Extension Kit - +5 Round

    HKP HK Parts

    $39.95 - $54.95
    HK Magazine Extension +5 Capacity For HK VP9, VP40 & P30, P30L The new and improved Gen 2 Model is now shipping! HK Parts magazine extension +5 kit adds five additional rounds to the HK VP9/P30 magazine with the simple swap of the floor plate and...
    HKP-21108-M
    $39.95 - $54.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95 - $54.95
    Subtotal:
  • New - Maglula Universal Magazine Loader - HKP-14531 Maglula Universal Magazine Loader
    Add to Cart

    Maglula Universal Magazine Loader

    Maglula

    $34.95
    Maglula Universal Magazine Loader The UpLULA mag loader is a military grade-quality universal pistol magazine loader and unloader designed for loading and unloading almost all 9mm Luger up to .45 ACP magazines, single and double stack, and 1911's of all...
    HKP-14531
    $34.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • New - Holex Feeler Gauge Set - 20 Piece - German - HKP-17212 Holex Feeler Gauge Set - 20 Piece - German
    Add to Cart

    Holex Feeler Gauge Set - 20 Piece - German

    HKP HK Parts

    $14.95
    Holex Feeler Gauge Set - 20 Piece - German The perfect companion tool for all HK roller lock firearm owners. Each tool includes 20 feeler gauges from .05mm-1.0mm in .05 increments. To help users and shooters maintain the factory recommended bolt gap...
    HKP-17212
    $14.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • Used - Magpul Industries ESK for SL Grip Modules & HK Polymer Trigger Housings - HKP-19308 Industries ESK SL Grip Modules and HK Polymer Trigger Housings
    Add to Cart

    Industries ESK SL Grip Modules and HK Polymer Trigger Housings

    Magpul

    $47.95
    Magpul Industries HK MP5/SP5 Enhanced Selector Set The Magpul ESK (Enhanced Selector Kit) offers a versatile range of selector levers specifically designed for the Magpul SL Grip Module and HK Polymer Trigger Housings. The ESK delivers a modular,...
    HKP-19308
    $47.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    Subtotal:
  • On Sale
    New - KCI Glock 50-Round 9mm Drum Magazine - Black - HKP-14321 KCI Glock 50-Round  9mm Drum Magazine
    Add to Cart

    KCI Glock 50-Round 9mm Drum Magazine

    KCI

    Now: $29.95
    Was: $69.95
    KCI Glock 50-Round 9mm Drum Magazine 50 round 9mm drums for firearms designed to feed Glock double stack 9mm magazines.  Perfect for Glock pistols, Glocks chassis systems, and PCCs (pistol caliber carbines). CLEARANCE ITEMS ARE FULLY FUNCTIONAL AND...
    HKP-14321
    Now: $29.95
    Was: $69.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $29.95
    Was: $69.95
    Subtotal:
  • Total: items /

Adding your products to cart