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
  • On Sale
    New - TPM - Flash Hider .22 Cal - Titanium - HKP-20778 Flash Hider .22 Cal - Titanium - Silver
    Add to Cart

    Flash Hider .22 Cal - Titanium - Silver

    Tactical Precision MFG

    Now: $44.95
    Was: $88.99
    TPM - Flash Hider .22 Cal - Titanium This titanium tri-port muzzle brake reduces recoil, muzzle rise and hides the flash. Dust does not kick up due to three offset front ports. Full automatic capable. Less than 1" of rise with a 30 round 5.56 mag...
    HKP-20778
    Now: $44.95
    Was: $88.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $44.95
    Was: $88.99
    Subtotal:
  • On Sale
    HK QD End Cap with Buffer - SP5
New - HKP QD End Cap with Buffer - SP5 - HKP-20757
    Add to Cart

    HK QD End Cap with Buffer - SP5

    HKP HK Parts

    Now: $59.95
    Was: $99.95
    HK SP5 - Quick Detach End Cap With this SP5 QD end cap upgrade you will get a heavier buffer to internally protect your firearm and keep your bolt carrier in tip top condition for years to come. Machined aircraft grade aluminum and Cerakoted for the best...
    HKP-20757
    Now: $59.95
    Was: $99.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $59.95
    Was: $99.95
    Subtotal:
  • Out Of Stock
    Used - H&K HK53 A3 German Parts Kit - Used - HKP-20729 HK53 A3 German Parts Kit

    HK53 A3 German Parts Kit

    H&K Heckler & Koch

    $6,799.95
    HK German HK53 A3 Factory Parts Kit Complete Minus The Demilled Receiver Includes: HK German desirable 1/7 twist factory cold hammer forged barrel HK ambidextrous 2 round burst trigger group Factory HK 53 wide forearm 4 prong factory flash hider A3...
    HKP-20729
    $6,799.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $6,799.95
    Subtotal:
  • New - Comp-Tac HK VP9 Speed Cant Paddle Holster - Black - HKP-20010-M HK VP9 Holster - Speed Cant Paddle
    Choose Options

    HK VP9 Holster - Speed Cant Paddle

    Comp-Tac

    $69.95
    Comp-Tac HK VP9 Speed Cant Paddle Holster It's all-Kydex body provides a rigid material that is custom fit to each firearm and maintains its shape even with the pistol un-holstered. The smooth, low friction surface allows for a fast draw and easy...
    HKP-20010-M
    $69.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • New - H&K HK 416, HK MR556 Folding Front Sight For Handguard - HKP-19462 HK 416, HK MR556 Folding Front Sight for Handguard
    Add to Cart

    HK 416, HK MR556 Folding Front Sight for Handguard

    H&K Heckler & Koch

    $134.95
    Folding Front Sight - German - HK416, MR556 Handguards German HK built in folding front sight for the forearms/handguards.
    HKP-19462
    $134.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $134.95
    Subtotal:
  • New - H&K VP9SK, VP40SK Backstrap - Large - OD Green - HKP-18970 HK VP9SK, VP40SK Backstrap - Large - OD Green
    Add to Cart

    HK VP9SK, VP40SK Backstrap - Large - OD Green

    H&K Heckler & Koch

    $9.95
    H&K VP9SK, VP40SK Back Strap - Large - OD Green New HK German manufacture. Compatible With: HK VP9SK HK VP40SK
    HKP-18970
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • New - RCM HK P30L 9mm Barrel - Non-Threaded - HKP-16686 HK P30L Barrel - 9mm - 4.45" - Non-Threaded
    Add to Cart

    HK P30L Barrel - 9mm - 4.45" - Non-Threaded

    RCM

    $206.25
    RCM HK P30L 9mm Barrel - Non-Threaded Each barrel is meticulously crafted from ordnance-grade steel, heat-treated, and finished with a durable nitride coating. This is the finest replacement barrel for the HK P30L 9mm pistol, ideal as a spare or for...
    HKP-16686
    $206.25
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $206.25
    Subtotal:
  • HK VP9SK Grip Panel Right Side - Large - Gray HK VP9SK Grip Panel Right Side - Large - Gray
    Add to Cart

    HK VP9SK Grip Panel Right Side - Large - Gray

    H&K Heckler & Koch

    $19.95
    Heckler and Koch VP9SK Right Side Grip Panel - Large - Gray Factory right-side grip panel manufactured by Heckler and Koch for the HK VP9SK pistol. This large-size panel provides proper fit and ergonomics and is suitable as a replacement component or...
    HKP-18955
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • New - H&K HK VP9SK Locking Block Guide - HKP-18309 HK VP9SK Locking Block Guide
    Add to Cart

    HK VP9SK Locking Block Guide

    H&K Heckler & Koch

    $180.95
    H&K HK VP9SK Locking Block Guide Locking block guide complete, welded for frame on all HK VP9SK, VP40SK models. Compatible With: HK VP9SK HK VP40SK Does NOT fit the full size VP models
    HKP-18309
    $180.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $180.95
    Subtotal:
  • New - H&K HK USP Series Front Sight 6.4mm - HKP-16546
    Add to Cart

    HK USP Series Front Sight 6.4mm

    H&K Heckler & Koch

    $21.95
    H&K HK USP Series Front Sight 6.4mm   Compatible With: HK USP 9mm HK USP 40 S&W HK USP 45 ACP HK USP Compact 9mm HK USP Compact 40 S&W HK USP Compact 357 SIG HK USP Compact 45 ACP HK USP Compact LEM
    HKP-16546
    $21.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $21.95
    Subtotal:
  • On Sale
    New - HKP Short Sleeve Tee Female - Cardinal - HKP-21019-M
    Choose Options

    HKP Women's Shirt - Short Sleeve - Cardinal

    HKP HK Parts

    Now: $9.99
    Was: $14.95
    HKP Short Sleeve Shirt for Women - Cardinal Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG...
    HKP-21019-M
    Now: $9.99
    Was: $14.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $9.99
    Was: $14.95
    Subtotal:
  • New - Talon Grip HK VP9SK Granulate - Medium - Black - HKP-20234 HK VP9SK Grip Wrap for Medium Backstraps - Granulate
    Add to Cart

    HK VP9SK Grip Wrap for Medium Backstraps - Granulate

    Talon Grip

    $19.99
    TALON Grip - H&K VP9SK - Granulate Black - Medium Backstrap 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...
    HKP-20234
    $19.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • Total: items /

Adding your products to cart