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 - HKP HK MP5 Single Stage Semi Auto Trigger Pack - SEF - HKP-21083 HK MP5 Trigger Pack - Single Stage Semi Auto - SEF
    Add to Cart

    HK MP5 Trigger Pack - Single Stage Semi Auto - SEF

    HKP HK Parts

    $449.95
    HKP/H&K MP5 9mm Semi-Auto SEF Single Stage Trigger Pack This trigger pack starts as a factory F/A trigger pack before being converted into a semi-auto trigger pack and receiving single-stage trigger work. This is the best option for users who...
    HKP-21083
    $449.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $449.95
    Subtotal:
  • On Sale
    New - HKP-20785 - HKP-20785 Bolt Action Drake Bolt Knob - Midnight Bronze - 5/16x24 RH
    Add to Cart

    Bolt Action Drake Bolt Knob - Midnight Bronze - 5/16x24 RH

    Tactical Precision MFG

    Now: $20.95
    Was: $39.99
    TPM - Drake Bolt Knob - Midnight Bronze These bolt knobs are made from aluminum and are finished in midnight bronze Cerakote and will fit any 5/16-24 threaded bolt handle. Features: Material: aluminum Color: midnight bronze Threading:...
    HKP-20785
    Now: $20.95
    Was: $39.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $20.95
    Was: $39.99
    Subtotal:
  • New - HK UMP .45 15 Round Magazine Spring - HKP-20679 HK UMP 45 Magazine Spring - .45 ACP - 15 Round - US
    Add to Cart

    HK UMP 45 Magazine Spring - .45 ACP - 15 Round - US

    HKP HK Parts

    $9.95
    HK UMP .45 15 Round Magazine Spring Perfect for spares and to have on hand as these are consumable item that needs to be replaced from time to time. A must have item if you own a USC/UMP conversion or UMP.
    HKP-20679
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • New - H&K HK UMP .45 Conversion Kit - HKP-20623 HK UMP .45 Conversion Kit
    Add to Cart

    HK UMP .45 Conversion Kit

    $1,099.95
    H&K HK UMP .45 Conversion Kit This kit optimizes the UMP platform by allowing the user swap between calibers in approximately 5 minutes. The Michael's machine semi-auto bolt pairs perfectly with the TPM and Gideon Shadow receivers as well as USC to...
    HKP-20623
    $1,099.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,099.95
    Subtotal:
  • Used - HK SL8 Magwell - Used - Gray - HKP-20056 HK SL8 Magwell - Used - Gray
    Add to Cart

    HK SL8 Magwell - Used - Gray

    USA

    $9.95
    HK SL8 Magwell - Used - Gray Used Magwell - Gray - SL8
    HKP-20056
    $9.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • On Sale
    New - HKP Extended Harris Bipod Adapter - Picatinny - HKP-15374 Picatinny Harris Bipod Adapter - Extended
    Add to Cart

    Picatinny Harris Bipod Adapter - Extended

    HKP HK Parts

    Now: $9.95
    Was: $19.95
    HKP Extended Harris Bipod Adapter   Universal Picatinny rail Harris bipod adapter
    HKP-15374
    Now: $9.95
    Was: $19.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $9.95
    Was: $19.95
    Subtotal:
  • New - HKP MP5 9mm Pistol Build Kit With Flat, Top Rail & Weldment Set - SEF Binary Trigger - HKP-20523
    Add to Cart

    HK MP5 Parts Kit - SEF Binary Trigger - Pistol Build - Receiver Flat and Weldment Set - 9mm

    $1,859.95
    MP5 9mm Pistol Build Kit Complete German & USA Made Parts- SEF Binary Trigger Group MP5 9mm parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts to be legal as a...
    HKP-20523
    $1,859.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,859.95
    Subtotal:
  • On Sale
    New - Timney Triggers HK93 .223 2-Stage Trigger Complete - HKP-20512 HK33, HK53, HK93 2-Stage Trigger Group - .223 - Complete
    Add to Cart

    HK33, HK53, HK93 2-Stage Trigger Group - .223 - Complete

    Timney Triggers

    Now: $487.95
    Was: $548.95
    Timney Trigger Group for .223 - HK93 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-20512
    Now: $487.95
    Was: $548.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $487.95
    Was: $548.95
    Subtotal:
  • Out Of Stock
    New - H&K MP5, 93/53/33, G3/91 (9mm, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Burst Trigger Housing - Clipped & Pinned - HKP-20404 HK MP5, HK33, HK53, HK93, HK91, G3 Trigger Housing - 3 Position 0,1,3 Pictogram Burst - Clipped and Pinned - 9mm, 5.56 / .223, 7.62 / .308

    HK MP5, HK33, HK53, HK93, HK91, G3 Trigger Housing - 3 Position 0,1,3 Pictogram Burst - Clipped and Pinned - 9mm, 5.56 / .223, 7.62 / .308

    H&K Heckler & Koch

    $0.00
    H&K MP5, 93/53/33, G3/91 (9mm, 5.56/.223, 7.62/.308) 3 Position (0,1,3 Pictogram) Universal Burst Trigger Housing - Clipped & Pinned Introducing the new Factory German trigger housing, designed for use in safe, semi, and burst configurations...
    HKP-20404
    $0.00
    Out Of Stock
    Qty in Cart: 0
    Quantity:
    Price:
    $0.00
    Subtotal:
  • New - HK MP5/94 US Made Trigger Group 5 US Made Compliant Parts w/ Flat Trigger - HKP-19938 HK MP5, HK94 Trigger Group - Flat Trigger - 5 US Made Compliant Parts
    Add to Cart

    HK MP5, HK94 Trigger Group - Flat Trigger - 5 US Made Compliant Parts

    USA

    $489.95
    HK MP5/94 US Made Trigger Group 5 US Made Compliant Parts w/ Flat Trigger HK MP5/94 9mm Semi Auto Trigger Group Complete. Each Trigger Group incorporates the following 922r-compliant parts: US made sear US made hammer US made flat trigger US made...
    HKP-19938
    $489.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $489.95
    Subtotal:
  • New - Michaels Machines HK USC/UMP 9mm Semi Auto Bolt Carrier - Incomplete - HKP-19871 HK USC, UMP Bolt Carrier - Semi Auto - 9mm - Incomplete
    Add to Cart

    HK USC, UMP Bolt Carrier - Semi Auto - 9mm - Incomplete

    Michaels Machines

    $499.95
    HK UMP 9mm - Semi-Auto Bolt Stripped The semi-auto bolt is required for HK USC to HK UMP caliber conversions. The full-auto bolt carrier will not work in HK USC rifles. Features: Tungsten filled Heat treated Parkerized & polished Marked 9X19mm just...
    HKP-19871
    $499.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $499.95
    Subtotal:
  • On Sale
    Used - H&K MP5F Parts Kit 3 Position Navy A3 - RARE - HKP-19559
    Add to Cart

    HK MP5F Parts Kit 3 Position Navy A3 - RARE

    H&K Heckler & Koch

    Now: $3,234.95
    Was: $3,599.95
    H&K MP5F Parts Kit 3 Position Navy A3 - RARE HK German MP5F A3 9mm Parts Kit Complete - USED 100% GERMAN HK MP5F correct parts the real deal and the most sought after parts kit available (Minus Receiver Of Course). Includes: 100% German Parts HK...
    HKP-19559
    Now: $3,234.95
    Was: $3,599.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3,234.95
    Was: $3,599.95
    Subtotal:
  • Total: items /

Adding your products to cart