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
  • Out Of Stock
    On Sale
    New - H&K Burst Hammer For Burst Trigger Groups - HKP-00851 HK MP5, G3, HK33 Hammer with Pressure Shank for Burst Trigger Groups

    HK MP5, G3, HK33 Hammer with Pressure Shank for Burst Trigger Groups

    H&K Heckler & Koch

    Now: $147.95
    Was: $349.95
    2 or 3-Round Burst Hammer with Pressure Shank HK factory burst trigger pack hammer and pressure shank.  Compatible with 2 and 3-round burst trigger packs: (0,1,3,F), (0,1,2,F), (0,1,3), (0,1,2). Compatible With: HK MP5, MP5K HK SP5, SP5K HK91,...
    HKP-00851
    Now: $147.95
    Was: $349.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $147.95
    Was: $349.95
    Subtotal:
  • HK MP5, MP5K, SP5, SP5K Magazine Catch - 9mm HK MP5, MP5K, SP5, SP5K Magazine Catch - 9mm
    Add to Cart

    HK MP5, MP5K, SP5, SP5K Magazine Catch - 9mm

    MKE

    $26.95
    HK Magazine Catch High-quality magazine catch manufactured by MKE, built to the latest style for improved reliability on factory and clone firearms. Machined from a single piece of steel for increased durability and smoother, more consistent mag...
    HKP-22549
    $26.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • WOOX M-LOK Rail Covers - Teardrop - GEN2 WOOX M-LOK Rail Covers - Teardrop - GEN2
    Choose Options

    WOOX M-LOK Rail Covers - Teardrop - GEN2

    WOOX

    $58.95 - $78.95
    WOOX GEN2 Teardrop M-LOK Rail Covers The teardrop M-LOK rail covers upgrade any M-LOK or KeyMod handguard with a warmer feel, more traction, and added heat protection, while bringing that signature wood look to your build. The GEN2 Teardrop pattern uses...
    HKP-22462-M
    $58.95 - $78.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $58.95 - $78.95
    Subtotal:
  • On Sale
    MKE AP5/MP5 Slimline Handguard - GUNSMITH SPECIAL MKE HKP-22222-B MKE AP5/MP5 Slimline Handguard - GUNSMITH SPECIAL MKE HKP-22222-B
    Add to Cart

    HK MP5, SP5 Handguard - Slimline Style - GUNSMITH SPECIAL

    HKP HK Parts

    Now: $15.98
    Was: $27.95
    MKE AP5/MP5 Slimline Handguard - GUNSMITH SPECIAL HOLES DO NOT ALIGN - NEEDS MODIFICATION THIS PART IS SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Please Note: Will require work before being functional. HKP...
    HKP-22222-B
    Now: $15.98
    Was: $27.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $15.98
    Was: $27.95
    Subtotal:
  • On Sale
    MKE AP5, MP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL MKE HKP-22220-BL-B MKE AP5, MP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL MKE HKP-22220-BL-B
    Add to Cart

    HK MP5, AP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL

    MKE

    Now: $9.95
    Was: $49.95
    MKE AP5, MP5 Front Sight Tower - CRACKED - GUNSMITH SPECIAL SOLD INDIVIDUALLY - CRACKED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. Please Note: Will require...
    HKP-22220-BL-B
    Now: $9.95
    Was: $49.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $9.95
    Was: $49.95
    Subtotal:
  • Compact Vertical Foregrip With Hand Stop - Picatinny Compact Vertical Foregrip With Hand Stop - Picatinny
    Choose Options

    Compact Vertical Foregrip With Hand Stop - Picatinny

    JMK

    $98.95
    Compact Vertical Foregrip with Hand stop - Picatinny The JMK Vertical Foregrips are ideally suited for applications with restricted space. All grips are precision-machined from black walnut and complemented by a 6061 aircraft-grade aluminum handstop...
    HKP-22411-M
    $98.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $98.95
    Subtotal:
  • HK91, G3 Backplate Assembly - Used FMP HK CONTRACT HKP-22374-USED HK91, G3 Backplate Assembly - Used FMP HK CONTRACT HKP-22374-USED
    Add to Cart

    HK91, G3 Backplate Assembly - Surplus

    FMP HK CONTRACT

    $14.95
    FMP HK91, G3 Backplate Assembly - Used/Surplus G3 surplus backplate assembly manufactured by FMP on HK tooling. Compatible With: HK G3, HK91
    HKP-22374
    $14.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • On Sale
    MKE HK MP5/AP5 Trigger Pack Housing MKE HKP-22259 MKE HK MP5/AP5 Trigger Pack Housing MKE HKP-22259
    Add to Cart

    HK MP5, AP5 SEF Trigger Pack Housing - Semi Auto

    MKE

    Now: $84.95
    Was: $124.95
    MKE HK MP5/AP5 SEF Trigger Pack Housing MKE trigger pack Housing for semi-auto SEF trigger housing. OEM part for Century AP5.  Compatible With: HK MP5, MP5K with SEF housing Century Arms AP5, AP5-P with SEF housing
    HKP-22259
    Now: $84.95
    Was: $124.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $84.95
    Was: $124.95
    Subtotal:
  • Used - H&K 91/G3 (7.62x51/.308) A3 Retractable Stock - New Old Stock - HKP-22104 HK91, G3 A3 Retractable Buttstock - New Old Stock
    Add to Cart

    HK91, G3 A3 Retractable Buttstock - New Old Stock

    H&K Heckler & Koch

    $1,345.95
    Heckler and Koch HK91, G3 A3 Retractable Stock - New Old Stock Genuine HK A3 retractable stock the HK91 or G3. These are original HK production units that have been out of manufacture for years, making remaining NOS increasingly rare. Compatible...
    HKP-22104
    $1,345.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,345.95
    Subtotal:
  • New - H&K HK MR556/416 Enhanced Buffer Tube - Tan - HKP-22086 HK416, MR556 Enhanced Buffer Tube - Tan
    Add to Cart

    HK416, MR556 Enhanced Buffer Tube - Tan

    H&K Heckler & Koch

    $192.95
    Tan HK 416, MR556 OTB (over the beach) Buffer Tube, Receiver Extension - Commercial Genuine HK German-manufactured 416 & MR556 latest generation, marine environment & and over-the-beach buffer tube. Each commercial buffer tube features built-in...
    HKP-22086
    $192.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $192.95
    Subtotal:
  • New - KCI 30 Round MP5 9mm Magazine - 10 Pack - Cerakoted - HKP-22066 HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - 10 Pack - Cerakoted
    Add to Cart

    HK MP5, SP5, MP5K, SP5K Magazine - 30 Round - 9mm - 10 Pack - Cerakoted

    KCI

    $349.95
    KCI 30 Round MP5 9mm Magazine - 10 Pack Get reliable performance and a splash of style with the KCI 30 Round MP5 9mm Magazine 10-Pack. Cerakoted for durability, this pack includes two magazines in each of five distinct colors—perfect for quick...
    HKP-22066
    $349.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $349.95
    Subtotal:
  • New - H&K MR556/MR762 A4 Disconnector - HKP-21969
    Add to Cart

    HK MR556, MR762 A4 Disconnector

    H&K Heckler & Koch

    $18.95
    H&K MR556/MR762 A4 Disconnector Factory H&K disconnector for use in MR556 A4 and MR762 A4 platforms.   Compatible With: HK MR556 A1/A4 HK MR762 A1/A4  
    HKP-21969
    $18.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • Total: items /

Adding your products to cart