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
  • On Sale
    New - Franklin Armory CZ Scorpion - BFSIII - Binary Trigger - Curved - HKP-18881 CZ Scorpion Binary Trigger - Curved - BFSIII
    Add to Cart

    CZ Scorpion Binary Trigger - Curved - BFSIII

    FA Franklin Armory

    Now: $449.99
    Was: $495.95
    Franklin Armory CZ Scorpion - BFSIII - Binary Trigger The BFSIII for CZ Scorpion is a 3-Position Trigger. In position 3 it will fire 1 round on Pull and 1 round on Release. This makes it the fastest semi-automatic trigger on the market. The BFSIII is...
    HKP-18881
    Now: $449.99
    Was: $495.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $449.99
    Was: $495.95
    Subtotal:
  • New - HKP ACE Adapter for HK MP5, 93, 33 - HKP-18504 HK MP5, HK33, HK93 Stock or Brace Adapter - ACE Style
    Add to Cart

    HK MP5, HK33, HK93 Stock or Brace Adapter - ACE Style

    HKP HK Parts

    $99.95
    ACE Adapter for HK MP5 and HK 93 Each ACE adapter is made from a solid billet of CNC machined aircraft grade aluminum. Properly buffered with factory correct "H" buffers to protect your expensive firearm. This is the finest ACE adapter available period...
    HKP-18504
    $99.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $99.95
    Subtotal:
  • HK416, MR556, AR-15 Pistol Grip - Ambi Safety Compatible HK416, MR556, AR-15 Pistol Grip - Ambi Safety Compatible
    Add to Cart

    HK416, MR556, AR-15 Pistol Grip - Ambi Safety Compatible

    UTG PRO

    $14.95
    UTG PRO AR-15 Pistol Grip with Beaver Tail - Ambi Safety Compatible Made in the USA, the UTG PRO AR-15 Pistol Grip is designed with ergonomic palm swells, a beavertail, and finger grooves for a secure, consistent hold and improved comfort...
    HKP-99448
    $14.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • HK416, MR556, HK417, MR762 Cylindrical Head Screw HK416, MR556, HK417, MR762 Cylindrical Head Screw
    Add to Cart

    HK416, MR556, HK417, MR762 Cylindrical Head Screw

    H&K Heckler & Koch

    $19.95
    Heckler and Koch Cylindrical Screw for MR762, HK417, MR556, HK416 Factory replacement cylindrical lens-head Allen screw for maintaining or repairing your HK417 and MR556 rifles with original-spec hardware. Compatible With: HK417, MR762 HK416, MR556
    HKP-22433
    $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • M-LOK Angled Foregrip - Walnut M-LOK Angled Foregrip - Walnut
    Choose Options

    M-LOK Angled Foregrip - Walnut

    JMK

    $43.95
    JMK Angled foregrip M-LOK - Walnut JMK's M-LOK covers feature an integrated hand stop to ensure a secure grip during use. They are an excellent choice for pairing with JMK M-LOK Covers, providing your build with a high-quality finish. These covers are...
    HKP-22405-M
    $43.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $43.95
    Subtotal:
  • Rail Panel Cover - M-LOK - 3 Slot Rail Panel Cover - M-LOK - 3 Slot
    Choose Options

    Rail Panel Cover - M-LOK - 3 Slot

    JMK

    $18.95 - $23.95
    JMK Rail Panel Cover - M-LOK - 3 Slot JMK M-LOK rail panels are compatible with platforms featuring M-LOK slots. These modular panels are suited for numerous applications. Each panel is sold individually. M-LOK panels are CNC-machined from solid...
    HKP-22403-M
    $18.95 - $23.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95 - $23.95
    Subtotal:
  • HK MR556 A4 Hammer - Incomplete - Semi-Auto HK MR556 A4 Hammer - Incomplete - Semi-Auto
    Add to Cart

    HK MR556 A4 Hammer - Incomplete - Semi-Auto

    H&K Heckler & Koch

    $43.95
    Heckler and Koch Hammer for HK MR556 Semi-Auto rifles Factory-original German steel hammer for MR556 A4 rifles. Designed as a direct replacement for worn or damaged hammers in MR556 A1 and A4 trigger assemblies. Compatible With: MR556A1 MR556...
    HKP-22384
    $43.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $43.95
    Subtotal:
  • HK51 MOE PR Stock Magpul HKP-22338 AP51 MOE PR Stock - PDW
    Add to Cart

    AP51 MOE PR Stock - PDW

    Magpul

    $249.95
    Magpul Century AP51 PDW MOE PR Stock Designed for the Century AP51 PDW platform, this adapter ensures a precise fit and solid lockup for stock installation. Built for durability and proper alignment, it maintains correct stock geometry and function...
    HKP-22346
    $249.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $249.95
    Subtotal:
  • HK 91/G3 Trigger Group with AC-Unity Grip Conversion Kit HKP HK Parts HKP-22322 HK 91/G3 Trigger Group with AC-Unity Grip Conversion Kit HKP HK Parts HKP-22322
    Add to Cart

    HK91, G3 Metal Trigger Housing Conversion Kit - AC Unity Grip

    HKP HK Parts

    $189.95
    HK91, G3 Metal Trigger Housing Conversion Kit - AC Unity Grip This kit includes everything you need to convert a polymer HK91 or G3 trigger group a robust metal housing. Simply use your existing semi-auto SEF trigger pack to complete the conversion. This...
    HKP-22322
    $189.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $189.95
    Subtotal:
  • On Sale
    Used - Surefire HK G36K Handguard - Used - Rare - HKP-22210 HK G36K Lighted Handguard - Used - Rare
    Add to Cart

    HK G36K Lighted Handguard - Used - Rare

    Surefire

    Now: $589.95
    Was: $1,349.95
    Surefire HK G36K Handguard - Used - Rare SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. This authentic Surefire handguard for the HK G36K is a rare find with only a few units available. A great collector’s...
    HKP-22210
    Now: $589.95
    Was: $1,349.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $589.95
    Was: $1,349.95
    Subtotal:
  • New - H&K/HKP Century Arms AP51 Fixed Stock Backplate - HKP-22188 Century Arms AP51 Fixed Stock Backplate
    Add to Cart

    Century Arms AP51 Fixed Stock Backplate

    HKP HK Parts / Heckler & Koch

    $89.95
    H&K/HKP Century Arms AP51 Fixed Stock Backplate HKP's drop-in replacement backplate and recoil rod is expertly modified to fit the Century Arms AP51. Crafted to the precise length for optimal function and dependable performance, this backplate...
    HKP-22188
    $89.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • HK MR762 A4 Handguard - Complete HK MR762 A4 Handguard - Complete
    Add to Cart

    HK MR762 A4 Handguard - Complete

    H&K Heckler & Koch

    $349.95
    Heckler and Koch HK MR762 A4 Complete Handguard Factory HK handguard with a 12 o’clock Picatinny rail and M-LOK slots at 3, 6, and 9 o’clock for mounting optics and accessories. Includes dual QD sling sockets for ambidextrous sling use...
    HKP-21972
    $349.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $349.95
    Subtotal:
  • Total: items /

Adding your products to cart