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
  • HK MP5K, SP5K Folding Stock - 10" HK MP5K, SP5K Folding Stock - 10"
    Add to Cart

    HK MP5K, SP5K Folding Stock - 10"

    Zenith

    $99.95
    Zenith HK MP5K, SP5K, SP89 Folding Stock Folds to the side for compact storage while providing a solid, stable shoulder stock when deployed. No modifications required on in-spec MP5K receivers. Specifications: Polymer and fiberglass reinforced Weight:...
    HKP-22419
    $99.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • HK416/MR556 Adaptive Pistol Grip with Storage - Black H&K Heckler & Koch HKP-22298 HK416/MR556 Adaptive Battle Grip with Storage - Black H&K Heckler & Koch HKP-22298
    Add to Cart

    HK416, MR556, HK417, MR762 Pistol Grip

    H&K Heckler & Koch

    $89.99
    HK Heckler and Koch's Pistol Grip with Storage - Black HK German factory pistol grip with a storage compartment in the bottom. It has a superior fit and feel to any other grip on the market. This is a great upgrade for any AR, M16 platform. Compatible...
    HKP-22298
    $89.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $89.99
    Subtotal:
  • New - Franklin Armory HK MP5K - BFSIII HK-C1 Binary SEF Navy Style Trigger Group - HKP-20928-M
    Choose Options

    HK MP5K, SP5K Binary Trigger Group - SEF Navy - BFSIII - 9mm

    FA Franklin Armory

    $879.95
    Franklin Armory HK MP5K - BFSIII HK-C1 Binary SEF Navy Style Trigger Group In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest semi-automatic trigger on the market. The BFSIII™ is...
    HKP-20928-M
    $879.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $879.95
    Subtotal:
  • New - HKP HK G3,91,PTR, 93,33 & MP5, 94 Pinned Hammer Strut - HKP-20315 HK MP5, HK90 Series Pinned Hammer Strut
    Add to Cart

    HK MP5, HK90 Series Pinned Hammer Strut

    HKP HK Parts

    $13.95
    HKP HK G3,91,PTR, 93,33 & MP5, 94 Pinned Hammer Strut New USA hammer strut for 90 series rifles and pistols. A perfect spare to have on hand. This is a pinned hammer spring shank. Perfect for your HK project or rebuild. Compatible With: HK trigger...
    HKP-20315
    $13.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • New - HKP MP5 & HK94 Vertical K Grip Adapter - HKP-00175 HK MP5, HK94 Grip Adapter - K Style
    Add to Cart

    HK MP5, HK94 Grip Adapter - K Style

    HKP HK Parts

    $49.95
    HK Vertical K Grip Adapter For HK MP5 & HK94 (Adapter Only) This is the adapter needed to add an MP5K K grip to your HK94, MP5, or clone.
    HKP-00175
    $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • New - Nefarious Arms - NAS HK 416 Adjustable Gas Block - HKP-21040 HK416, MR556 Adjustable Gas Block - 11-20" A1 Barrels - NA5
    Add to Cart

    HK416, MR556 Adjustable Gas Block - 11-20" A1 Barrels - NA5

    Nefarious Arms

    $374.95
    Nefarious Arms - NA5 HK 416 Adjustable Gas Block Nefarious Arm user configurable 2-position adjustable gas block compatible with 11″ – 20″ A1 MR556 and HK416 barrels.  Each gas block ships with 6 vent screws, a screwdriver,...
    HKP-21040
    $374.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $374.95
    Subtotal:
  • New - HK SL8, HK G36 Full Size Aftermarket Complete Bottom & Side Rail Set - Black - HKP-00633 HK SL8, G36 Full Size Bottom and Side Rail Set, Complete - Aftermarket
    Add to Cart

    HK SL8, G36 Full Size Bottom and Side Rail Set, Complete - Aftermarket

    USA

    $69.95
    US made Full Size Aftermarket Complete Bottom and Side Rail Set for HK SL8 and HK G36 Comes with the bottom and 2 side rails, left and right, as well as the screws and Allen wrench. Made of aircraft-grade aluminum and laser marked for easy number...
    HKP-00633
    $69.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $69.95
    Subtotal:
  • Out Of Stock
    New - B&T GHM9 Telescoping Brace/Stock Adapter - Black - HKP-18946 B&T GHM9 Stock or Brace Adapter - Telescopic

    B&T GHM9 Stock or Brace Adapter - Telescopic

    B&T Brugger & Thomet

    $510.00
    B&T GHM9 Telescopic Brace/Stock Adapter Switzerland manufactured telescopic brace adaptor for Gearhead Works Tailhook MOD 1. Tailhook is not included. ***Stabilizing braces sold by HK Parts are designed and intended for the exclusive application as...
    HKP-18946
    $510.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $510.00
    Subtotal:
  • New - H&K HK MR556/MR762/416/417 Tactical Sling - Black - HKP-00028 HK416, MR556 Sling - Tactical - Black
    Add to Cart

    HK416, MR556 Sling - Tactical - Black

    H&K Heckler & Koch

    $109.95
    H&K HK MR556/MR762/416/417 Tactical Sling - Black OEM HK German part. The tool is built into the HK sling hook. For the MR556 model, a sling adapter will be needed for the front attachment point as the MR556 lacks the ambi sling loop on the gas...
    HKP-00028
    $109.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • New - H&K 93/53/33 & G3/91 5.56/.223 & 7.62x51/.308 Muzzle Protector Cap - HKP-13959 HK91, G3, HK33, HK53, HK93 Muzzle Protector Cap
    Add to Cart

    HK91, G3, HK33, HK53, HK93 Muzzle Protector Cap

    H&K Heckler & Koch

    $5.95
    H&K 93/53/33 & G3/91 5.56/.223 & 7.62x51/.308 Muzzle Protector Cap This cap covers the barrel end or flash hider to prevent debris, water, etc., from entering the barrel. The cap can be removed by hand or when the first round is fired with...
    HKP-13959
    $5.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.95
    Subtotal:
  • Used - H&K MP5 Factory Ambidextrous Sling - Black - HKP-00350 HK MP5, G36, UMP Sling - Factory - Ambidextrous - Black
    Add to Cart

    HK MP5, G36, UMP Sling - Factory - Ambidextrous - Black

    H&K Heckler & Koch

    $64.95
    Heckler and Koch Ambidextrous 25mm Wide Sling for HK MP5, G36, UMP - Black Ambidextrous 25mm wide black sling designed for HK platforms equipped with dual sling clip attachment points. Allows left or right side mounting similar to the factory HK green...
    HKP-00350
    $64.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $64.95
    Subtotal:
  • New - H&K 90 Series Trigger - HKP-18706
    Add to Cart

    HK90 Series Trigger

    H&K Heckler & Koch

    $19.95
    H&K 90 Series Trigger New German 90 series Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94, Zenith, POF, MKE Clone or other custom builds
    HKP-18706
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • Total: items /

Adding your products to cart