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 - H&K 95mm Picatinny Rail Cover - Black - HKP-18858 HK 95mm Picatinny Rail Cover
    Add to Cart

    HK 95mm Picatinny Rail Cover

    H&K Heckler & Koch

    $29.95
    HK Rubber Picatinny Rail Cover - 95mm New factory HK rubberized Picatinny rail cover. Specifications: Rail cover dimensions: 95x26x7 mm Compatible With: HK Picatinny rails Other Picatinny railed applications
    HKP-18858
    $29.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • Out Of Stock
    New - H&K HK G36C Complete Rear Stock Assembly - Black - HKP-00626 HK G36C Complete Stock Assembly

    HK G36C Complete Stock Assembly

    H&K Heckler & Koch

    $199.95
    HK G36C Stock Assembly Complete - German Genuine German Heckler & Koch G36C stock assembly. One full inch shorter than the standard G36 stock. This is the preferred stock for average-height users. Compatible With: G36 G36K G36C G36E SL8 to G36...
    HKP-00626
    $199.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
    Subtotal:
  • New - H&K HK G36 & SL8 Firing Pin - All Variants - Black - HKP-00289
    Add to Cart

    HK G36, SL8 Firing Pin - All Variants

    H&K Heckler & Koch

    $59.95
    HK German G36/SL8 Firing Pin This is a great spare to have on hand. The firing pin fits all G36, G36K, G36C & SL8 variants. Compatible With: HK G36/G36K/G36C HK SL8
    HKP-00289
    $59.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $59.95
    Subtotal:
  • Out Of Stock
    New - B&T 9mm Dual Mag Clamp - HKP-17440

    B&T 9mm Dual Mag Clamp

    B&T Brugger & Thomet

    $52.00
    B&T 9mm Dual Mag Clamp Double up on your magazines with this magazine clamp made by Brügger & Thomet. Compatible With: B&T APC9 B&T GHM9 B&T SPC9
    HKP-17440
    $52.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $52.00
    Subtotal:
  • New - HKP HK 416/COLT M4 .22 10 Round Magazine Spring - HKP-14542
    Add to Cart

    HK416, COLT M4 Magazine Spring - .22LR - 10 Round

    HKP HK Parts

    $2.95
    HKP 10 Round HK 416/COLT M4 .22 Magazine Spring A good supply of spare mag springs is a must. These are ideal to have on hand as the spring can become damaged or worn out. New production mag spring for your Walther/Umarex 416 & Colt 10 round 22 LR...
    HKP-14542
    $2.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2.95
    Subtotal:
  • Out Of Stock
    New - H&K HK 416/MR556 9" Quad Rail - HKP-16858 HK416, MR556 9" Quad Rail

    HK416, MR556 9" Quad Rail

    H&K Heckler & Koch

    $419.95
    H&K HK 416/MR556 9" Quad Rail HK German 416, MR556 Quad Rail without mounting screw. Specifications: Length: 9 1/4" Color: charcoal gray Compatible With: HK MR556 HK 416
    HKP-16858
    $419.95
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $419.95
    Subtotal:
  • New - H&K HK MR556/416 E1 Charging Handle - RAL 8000 - HKP-18502 HK416 E1, MR556 Charging Handle - RAL8000
    Add to Cart

    HK416 E1, MR556 Charging Handle - RAL8000

    H&K Heckler & Koch

    $169.99
    New RAL 8000 HK Designed HK416, MR556 Ambidextrous Charging Handle (E1). The E1 HK 416 FDE charging handle release latch has the ability of being swapped from the left side (E1) to the right sight (E2) with simple tools. HK's own design boasts a smooth...
    HKP-18502
    $169.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $169.99
    Subtotal:
  • New - G36E Bayonet Lug Assembly HK German - HKP-00354
    Add to Cart

    G36E Bayonet Lug Assembly HK German

    H&K Heckler & Koch

    $89.95
    HK German Factory G36E Bayonet Lug  Rare and hard to find. The inside diameter (ID) is 16mm in size. A great alternative for those that do SL8 conversions as well as M27 look clone barrel conversions. You will need the G36 bayonet lug roll pin as it...
    HKP-00354
    $89.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • New - HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin-Thumb Screw Style - HKP-15731
    Add to Cart

    HK UMP, USC Stock Block B Sling Pin - Thumb Screw Style

    HDPS

    $74.95
    HDPS HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin-Thumb Screw Style The original thumb screw version for all stock block B's.
    HKP-15731
    $74.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
    Subtotal:
  • New - HK 91/G3 (7.62x51/.308) Bolt Head Complete - US Made - HKP-00839 HK91, G3 Bolt Head Complete - US Made
    Add to Cart

    HK91, G3 Bolt Head Complete - US Made

    $149.95
    Bolt Head - Complete This item is a complete bolt head using a combination of new HK German and New US-made parts. This part counts as 1 US-made compliant part for the 922r compliance. Compatible With: HK 91 HK G3 PTR-91 SAR3/8 Other HK .308 Clones or...
    HKP-00839
    $149.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $149.95
    Subtotal:
  • New - H&K 93/53/33 (5.56/.223) Firing Pin - HKP-00192
    Add to Cart

    HK33, HK53, HK93 Firing Pin

    H&K Heckler & Koch

    $79.95
    H&K 93, 53, & 33 (5.56/.223) Firing Pin This is the factory-correct HK German firing pin and is a great replacement part. This is also a great upgrade for your HK 223.556 clones. This part is no longer available from HK as this part is out of...
    HKP-00192
    $79.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95
    Subtotal:
  • New - H&K MP5 40/10 Bolt Hold Open Lever - HKP-01471
    Add to Cart

    HK MP5 Bolt Catch Lever - 10mm / .40 S&W

    H&K Heckler & Koch

    $74.95
    MP5 40, MP5 10 Bolt Hold Open Lever - German HK - New  A great upgrade for the out-of-spec and sub-par quality part found on clone builds. Compatible With: MP5 40 MP5 10mm MP5 .357 Sig MP5 9 X 25 Dillon
    HKP-01471
    $74.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
    Subtotal:
  • Total: items /

Adding your products to cart