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
  • New - Magpul HK MP5 AR Match Trigger Group - HKP-20666 HK MP5 Trigger Group - AR Match
    Choose Options

    HK MP5 Trigger Group - AR Match

    Magpul

    $649.95 - $664.95
    Magpul AR Match Trigger Group for HK MP5 Our new and improved HK-AR Navy ambidextrous lower housing is now paired with our match trigger pack and a Magpul MOE grip to make this complete MP5-AR style match trigger group. This trigger group is a drop-in...
    HKP-20666-M
    $649.95 - $664.95
    Choose Options
    Qty in Cart: 0
    Quantity:
    Price:
    $649.95 - $664.95
    Subtotal:
  • New - Aimpoint Absolute Co-Witness T1 Mount - HKP-19334 Picatinny Optic Mount - Aimpoint T1 - Absolute Co-Witness
    Add to Cart

    Picatinny Optic Mount - Aimpoint T1 - Absolute Co-Witness

    Aimpoint

    $14.95
    Aimpoint - T1 Mount Absolute Co-Witness Features a machined recoil lug for consistent, repeatable mounting.  Features:  6061 T6 aluminum Black anodized Machined recoil lug Compatible With: Aimpoint T1 / H1 Series optics Micro T-1 MIL-STD...
    HKP-19334
    $14.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • Used - H&K HK SL8-1 Locking Lever Elbow Spring - HKP-16398
    Add to Cart

    HK SL8-1 Locking Lever Spring - Elbow

    H&K Heckler & Koch

    $9.95
    HK SL8-1 Locking Lever Elbow Spring
    HKP-16398
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Out Of Stock
    New - TBR HK MR762 Operator Brass Catcher - Black - HKP-19149 HK MR762 Brass Catcher - Operator Model

    HK MR762 Brass Catcher - Operator Model

    TBR Tactical Brass Recovery

    $229.95
    Operator Brass Catcher for HK MR762 Operator model for HK MR762 rifle. Slightly different from other AR platform rifles because the HK MR762 has a bit higher rail to bore centerline dimension. This 4 position detent feature allows 180 degrees of motion...
    HKP-19149
    $229.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $229.95
    Subtotal:
  • New - TBR HK MR762 Operator Brass Catcher - FDE - HKP-19150 HK MR762 Brass Catcher - Operator Model - FDE
    Add to Cart

    HK MR762 Brass Catcher - Operator Model - FDE

    TBR Tactical Brass Recovery

    $229.95
    TBR HK MR762 Operator Brass Catcher - FDE Operator model for HK MR762 rifle. Slightly different from other AR platform rifles because the HK MR762 has a bit higher rail to bore centerline dimension. This 4 position detent feature allows 180 degrees of...
    HKP-19150
    $229.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $229.95
    Subtotal:
  • New - Timney Triggers HK MP5 .40/10 2-Stage Trigger Group Complete - HKP-20514 HK MP5 2-Stage Trigger Group, Complete - .40 S&W, 10mm
    Add to Cart

    HK MP5 2-Stage Trigger Group, Complete - .40 S&W, 10mm

    Timney Triggers

    $478.95
    Timney Trigger group for HK MP5 .40 SEF Timney trigger group comes completely assembled and ready to drop in to your receiver. Set up with a German ejector lever, new SEF selector lever and a brand new factory German housing for the best trigger group...
    HKP-20514
    $478.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $478.95
    Subtotal:
  • Out Of Stock
    On Sale
    New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray - HKP-20477 HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray

    HK MP5K Pistol Brace With Direct Fit Adapter - SBA4 - Gray

    SB Tactical

    Now: $269.95
    Was: $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - Gray MP5K, SBA4  5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment.This brace is the perfect addition for...
    HKP-20477
    Now: $269.95
    Was: $294.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $269.95
    Was: $294.95
    Subtotal:
  • On Sale
    New - B&T HK416, HK MR223 M-LOK Handguard (11") with Overgrip - Black - HKP-20403 HK416, MR556 M-LOK Handguard with Overgrip - 11"
    Add to Cart

    HK416, MR556 M-LOK Handguard with Overgrip - 11"

    B&T Brugger & Thomet

    Now: $249.95
    Was: $365.00
    B&T M-LOK Handguard OG for HK416/MR556 (11") with "Overgrip" Free-cut Top Rail B&T's one-piece 11-inch M-LOK handguard for the Heckler & Koch HK416 and civilian equivalent MR556 is an amazing improvement for the combat value of these rifles...
    HKP-20403
    Now: $249.95
    Was: $365.00
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $249.95
    Was: $365.00
    Subtotal:
  • New - SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - FDE - HKP-20353 HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included - FDE
    Add to Cart

    HK MP5K Pistol Stabilizing Brace - SBA4 - Adapter Included - FDE

    SB Tactical

    $294.95
    SB Tactical HK MP5K SBA4 Pistol Stabilizing Brace & Adapter - FDE MP5K, SBA4  5-position adjustable brace features an integral ambidextrous QD sling socket for a quick install and removal sling attachment.This brace is the perfect addition for...
    HKP-20353
    $294.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $294.95
    Subtotal:
  • New - JMAC Customs TS-8 w/ 1913 Folding Mech - HKP-20145 Triangle Stock - TS-8 with 1913 Folding Mech
    Add to Cart

    Triangle Stock - TS-8 with 1913 Folding Mech

    JMAC Customs

    $299.95
    JMAC Customs TS-8 w/ 1913 Folding Mech Triangle stock 8" with our 1913 folding mech (not assembled) 2x integrated QD sling socket 8" length Drilled and tapped for optional cheek risers (will be available in the future) Compatible with SIG folding...
    HKP-20145
    $299.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $299.95
    Subtotal:
  • On Sale
    HK MP5 628 Handguard - Momentary and Switch - Surefire - Yellow Light - USED HK MP5 628 Handguard - Momentary and Switch - Surefire - Yellow Light - USED
    Add to Cart

    HK MP5 628 Handguard - Momentary and Switch - Surefire - Yellow Light - USED

    Surefire

    Now: $397.95
    Was: $499.95
    Surefire 628 switch forearm Condition: Used ONLY 2 UNITS AVAILABLE  USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL USED PART SALES ARE FINAL. Surefire 628 switch forearm. All units have been tested and fully functional. Light...
    HKP-19404-USED
    Now: $397.95
    Was: $499.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $397.95
    Was: $499.95
    Subtotal:
  • New - VFC, Umarex HK 416 .22LR 9" Keymod Rail - RAL 8000 - HKP-19304 HK416 Handguard - 9" Keymod Rail - .22LR - RAL8000
    Add to Cart

    HK416 Handguard - 9" Keymod Rail - .22LR - RAL8000

    VFC / Umarex

    $124.95
    VFC CALIBUR KEYMOD 9" RAIL - TAN The VFC Handguard is an ultra-lightweight Key-Mod rail for the HK416 .22 model.  Specifications: Lightweight and modular 6 mm rail Tan 9 inch
    HKP-19304
    $124.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $124.95
    Subtotal:
  • Total: items /

Adding your products to cart