Parts

Parts

At HK Parts, we offer a wide range of high-quality Heckler and Koch accessories and components for your favorite firearms. Whether you are upgrading a Heckler and Koch pistol or rifle, or building with parts kits, we have you covered. Explore top-rated components for VP9, USP, P30, MP5, MP5K, G36, HK416, and more. From triggers, barrels, and grips to magazines, stocks, and sights, find the parts you need to enhance performance, reliability, and function.

Popular upgrades include match triggers, threaded barrels, compensators, optic plates, and extended magazines. Rifle owners often add enhanced stocks, forearms, and ambidextrous controls.
MP5 and MP5K kits are top sellers, giving shooters authentic components for iconic builds. G36 and HK416 kits are also highly sought after by collectors and professionals alike.
HKP offers the world’s largest H&K-focused catalog, with better availability, faster fulfillment, and expert support compared to general retailers.

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  • New - HKP MP5 40/10 Bolt Hold Open Weldment Set Complete - HKP-17648
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    HK MP5 Weldment Set - .40 S&W / 10mm

    HKP HK Parts

    $189.95
    HKP MP5 40/10 Bolt Hold Open Weldment Set Complete Not offered or available anywhere else. This is the correct weldment set for the MP5 40/10 BHO components. 
    HKP-17648
    $189.95
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  • New - HKP 9mm US Made Trigger Pack with Flat Trigger - 4 U.S. 922 Parts - HKP-18513 HK MP5, HK94, SP5 Trigger Pack - Flat Trigger -  9mm - 4 US Made 922r Parts
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    HK MP5, HK94, SP5 Trigger Pack - Flat Trigger - 9mm - 4 US Made 922r Parts

    HKP HK Parts

    $299.95
    HKP Zenith 9mm US Made Trigger Pack With Flat Trigger  Semi auto trigger pack complete with flat trigger installed. Completely assembled & ready to drop in. The remaining parts are all German HK Or US made parts to make up the rest of the...
    HKP-18513
    $299.95
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  • HK MP5K Apparel and Patch Collection - K Series Hats, Patches, and Shirts - V1 HK MP5K Apparel and Patch Collection - K Series Hats, Patches, and Shirts - V1
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    HK MP5K Apparel and Patch Collection - K Series Hats, Patches, and Shirts - V1

    HKP HK Parts

    $0.00
    HKP HK MP5K Apparel and Patch Collection - Version 1 Represent your platform with the HK Parts K Series apparel and accessories lineup. Built for enthusiasts who appreciate iconic firearms and clean, understated design, this collection delivers premium...
    HKP-22454-M
    $0.00
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  • On Sale
    HK G3 Standard Stock Buttpad - Black - Used - BLEMISHED H&K Heckler & Koch HKP-21865-BL-B HK G3 Standard Stock Buttpad - Black - Used - BLEMISHED H&K Heckler & Koch HKP-21865-BL-B
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    HK G3 Buttpad with Catch Spring - Standard Stock - Black - Used - BLEMISHED

    H&K Heckler & Koch

    Now: $0.97
    Was: $2.95
    HK G3 Standard Stock Buttpad - Black - Used - BLEMISHED SOLD INDIVIDUALLY - CRACKED USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This German-made buttpad is an excellent replacement for your...
    HKP-21865-BL-B
    Now: $0.97
    Was: $2.95
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    Now: $0.97
    Was: $2.95
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  • HKP HK P30 Magwell Competition Magwell HKP HK Parts HKP-22255-M HK P30 Competition Magwell
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    HK P30 Competition Magwell

    HKP HK Parts

    $44.95
    HKP HK P30 Competition Magwell The HKP competition magwell for the P30 features a flared aperture to guide the next mag in for faster mag swaps.  Great for competitive shooters and everyday shooters alike.  Machined from aircraft-grade billet...
    HKP-22255-M
    $44.95
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  • New - Strike Industries HK MP5 Dual Folding Stabilizer with Adapter - HKP-21655-M HK MP5 Dual Folding Stabilizer - With Adapter - OD Green
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    HK MP5 Dual Folding Stabilizer - With Adapter - OD Green

    HKP HK Parts / Strike Industries

    $319.95
    Strike Industries Dual Folding Stabilizer with HKP MP5 Adapter The Strike Industries Dual Folding Stabilizer paired with the HKP MP5 picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...
    HKP-21655-M
    $319.95
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  • New - H&K / Hogue Mini Incursion OTF AUTO Knife 2.95" - Point Plain Blade - HKP-21560 HK / Hogue Mini Incursion OTF AUTO Knife 2.95" - Point Plain Blade
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    HK / Hogue Mini Incursion OTF AUTO Knife 2.95" - Point Plain Blade

    Hogue

    $229.95
    HK Knives by Hogue Mini Incursion OTF AUTO Knife 2.95" 154CM Black PVD Clip Point Plain Blade Heckler & Koch Knives are specially designed and built for the professional knife user. Whether you're military, law enforcement, rescue, first responder,...
    HKP-21560
    $229.95
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  • On Sale
    New - Strike Industries HK MP5K Drop-In MOD2 Stock - HKP-21330-M HK MP5K, SP5K Stock - MOD2 - Strike Industries
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    HK MP5K, SP5K Stock - MOD2 - Strike Industries

    HKP HK Parts / Strike Industries

    Now: $111.71
    Was: $199.95
    Strike Industries HK MP5K Drop-In MOD2 Stock We pair our MP5K AR stock adpter with this Strike MOD2 stock to give you a drop-in MP5K stock. Give your build a modern look and added comfort and adjustability of the MOD2 stock.  Only available here at...
    HKP-21330-M
    Now: $111.71
    Was: $199.95
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    Was: $199.95
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  • On Sale
    New - TPM Ruger Rifle Trigger Shoe - HKP-20903 Ruger Precision Rifle Trigger Shoe
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    Ruger Precision Rifle Trigger Shoe

    Tactical Precision MFG

    Now: $19.95
    Was: $37.99
    TPM Ruger Precision Rifle Trigger Shoe This trigger shoe is a great addition to your RPR or any rifle with a blade safety type trigger, the shoe covers the trigger shoe deleting the blade safety function. The set screws of the shoe are drilled on a...
    HKP-20903
    Now: $19.95
    Was: $37.99
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  • New - Comp-Tac HK P30/HK45C EV2 AIWB Holster - Black - HKP-19413-M HK45C, P30 Holster - EV2 AIWB
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    HK45C, P30 Holster - EV2 AIWB

    Comp-Tac

    $59.95
    Comp-Tac HK P30/HK45C EV2 AIWB Holster The eV2 Holster is designed for easy as well as deep concealment in the Appendix Inside the Waistband (AIWB) position. The eV2's holster body is made of 100% aircraft-grade Kydex® which provides the smoothest...
    HKP-19413-M
    $59.95
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    $59.95
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  • New - B&T 15 Round TP9/MP9/APC 9mm Magazine - Translucent - HKP-17437 B&T TP9, MP9, APC Magazine - 9mm - 15 Round - Translucent
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    B&T TP9, MP9, APC Magazine - 9mm - 15 Round - Translucent

    B&T Brugger & Thomet

    $50.00
    B&T 15 Round TP9/MP9/APC 9mm Magazine - Translucent Swiss B&T manufactured 15 round magazine for the 9mm TP9, MP9 & APC. Specifications: 15-round capacity 9mm Made of high strength polymer Compatible With: B&T MP9/TP9 B&T...
    HKP-17437
    $50.00
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    $50.00
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  • New - HK VP9SK Warrior Holster OWB - Black - HKP-18718-M HK VP9SK Holster - Warrior OWB
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    HK VP9SK Holster - Warrior OWB

    Comp-Tac

    $74.95
    HK VP9SK Warrior Holster OWB The Warrior Holster design offers a stealth footprint, outside the waistband carry that is perfect for OWB concealment. Easily accessible, designed for a smooth, fast draw the Warrior's close-fitting footprint can easily...
    HKP-18718-M
    $74.95
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