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.

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  • New - H&K MP5K/SP89 9mm SEF Navy Style Trigger Housing - Clipped & Pinned - HKP-00407 HK MP5K, SP89 Trigger Housing - SEF Navy - Clipped and Pinned
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    HK MP5K, SP89 Trigger Housing - SEF Navy - Clipped and Pinned

    H&K Heckler & Koch

    $199.95
    H&K MP5K/SP89 9mm SEF Navy Style Trigger Housing - Clipped & Pinned Each housing is clipped & pinned for the semi-auto shelf of the HK MP5K builds or SP89 firearms. Specifications: Made In Germany Clipped & Pinned SEF Pictogram...
    HKP-00407
    $199.95
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  • New - H&K MP5, 94 Magazine Spring - 15 Round - HKP-00090
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    HK MP5, 94 Magazine Spring - 15 Round

    H&K Heckler & Koch

    $8.95
    HK German MP5, 94, SP89, MP5K 15 Round Magazine Spring Compatible with all 15 Round MP5 and 94 style curved magazines. This is a must-have repair and replacement part, great to have for spares.
    HKP-00090
    $8.95
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  • Out Of Stock
    Used - H&K MP5 A2 Stock - USED - HKP-00680

    HK MP5 A2 Stock - USED

    H&K Heckler & Koch

    $149.95
    HK MP5 A2 Rear Stock - Used Factory German MP5 A2 stock in excellent condition, ready to drop in. These stocks features authentic date codes for those seeking a classic touch. Don’t miss out. Only a limited number available! Compatible With: MP5 ...
    HKP-00680
    $149.95
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  • New - H&K Extended Selector Lever - Burst 3 Position - HKP-16973 HK Extended Selector Lever - Burst 3 Position
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    HK Extended Selector Lever - Burst 3 Position

    H&K Heckler & Koch

    $94.95
    H&K Extended Selector Lever - Burst 3 Position New HK ambidextrous left side EXTENDED (ESSL) 0,1,2 or 0,1,3 only burst selector lever for ambidextrous trigger packs or trigger groups. Will not fit SEF style trigger packs.
    HKP-16973
    $94.95
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  • Flat Bending Jig Set For All HK Style Flats - RENTAL HKP HK Parts HKP-19595-RENTAL HK Receiver Flat Bending Set Jig - RENTAL
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    HK Receiver Flat Bending Set Jig - RENTAL

    HKP HK Parts

    $99.95
    Flat Bending Jig Set For All HK Style Receiver Flats - RENTAL Receiver flat bending jig RENTAL for all HK receiver flats.  Our rental jigs are crafted in the US from billeted steel and include the latest revisions with proper dowel spacing for the...
    HKP-19595-RENTAL
    $99.95
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  • HKP HK UMP/USC M-LOK Attachment Piece HKP HK Parts HKP-22249 HK UMP, USC M-LOK Attachment Piece
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    HK UMP, USC M-LOK Attachment Piece

    HKP HK Parts

    $29.95
    HKP HK UMP/USC M-LOK Attachment Piece Upgrade your UMP and USC with the HK Parts M-Lok attachment piece, designed to eliminate the hassle of snagging and shredding your knuckles on Picatinny rails. This exceptional set significantly expands the range of...
    HKP-22249
    $29.95
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  • New - HK 416 .22 Magpul UCS Stock with Adapter - HKP-22196 HK416 Ultra Carbine Stock and Adapter - .22LR Pistol
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    HK416 Ultra Carbine Stock and Adapter - .22LR Pistol

    HKP HK Parts / Magpul

    $264.95
    HK 416 .22LR Pistol Magpul UCS Stock with Adapter The HK Parts UCS adapter and stock for the MP5K pairs our proven stock adapter with Magpul's UCS stock for a compact, adjustable configuration. The UCS stock features a reversible hinge for left and right...
    HKP-22196
    $264.95
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  • Used - H&K G3 Complete Parkerized Rear Receiver Section w/ Rear Sight - SURPLUS - HKP-22164 HK G3 Rear Receiver Section with Rear Sight - Complete - Parkerized - SURPLUS
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    HK G3 Rear Receiver Section with Rear Sight - Complete - Parkerized - SURPLUS

    H&K Heckler & Koch

    $54.95
    H&K G3 Complete Parkerized Rear Receiver Section w/ Rear Sight - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Genuine H&K parkerized steel rear receiver section with fully installed G3 rear sight assembly, two stock...
    HKP-22164
    $54.95
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  • New - HKP HK MP5/K Billeted Scope Tab - Weldment - HKP-22063
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    HK MP5, MP5K Scope Tab - Billeted - Weldment

    HKP HK Parts

    $9.95
    HKP HK MP5/K Billeted Scope Tab - Weldment Billeted scope tab weldment for HK MP5, MP5K, and compatible clones. Provides a correct mounting point for optics. Compatible With: HK MP5/94 HK MP5K/SP89 HK MP5 40/10 Clones or custom builds
    HKP-22063
    $9.95
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  • On Sale
    New - B&T Bolt or Suppressor Pouch - Small - Velcro Mount - HKP-21886 Bolt or Suppressor Pouch - Small - Velcro Mount
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    Bolt or Suppressor Pouch - Small - Velcro Mount

    B&T Brugger & Thomet

    Now: $9.95
    Was: $19.95
    B&T Bolt or Suppressor Pouch - Small - Velcro Mount The B&T Bolt Pouch is a Velcro attaching pouch to securely hold and protect your .308 bolt during transport and field operations. Designed for the B&T APR338 bolt but will fit other,...
    HKP-21886
    Now: $9.95
    Was: $19.95
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  • New - HKP HK MP5K to G3 Brace/Stock Adapter - HKP-21853 HK MP5K to G3 Stock or Brace Adapter
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    HK MP5K to G3 Stock or Brace Adapter

    HKP HK Parts

    $113.95
    HKP HK MP5K to G3 Brace/Stock Adapter The MP5K/G3 adapter enables seamless compatibility between MP5K firearms and G3-style stocks. Designed  for a  secure and sturdy connection, it's an excellent upgrade for those looking to customize or swap...
    HKP-21853
    $113.95
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  • New - Holosun HK VP9/MP5 Reflex Sight HE-507K - Green - HKP-21677 Holosun HK VP9/MP5 Reflex Sight HE-507K - Green
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    Holosun HK VP9/MP5 Reflex Sight HE-507K - Green

    Holosun

    $354.95
    Holosun HK VP9 SCS-MOS Reflex Sight The HE507K-GR X2 is an open reflex optical sight designed for subcompact pistol applications. Lock Mode, when activated, locks the buttons preventing inadvertent setting changes. Additional features include...
    HKP-21677
    $354.95
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