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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On Sale
HK VP9, VP9L Optic Plate #8 - Holosun 407K, 507K - Red Dot Pistol Mount - BLEMISHED
HKP HK Parts
Now: $33.95Was: $49.95HKP HK VP9/VP9L Optics Plate #8 - Holosun 407K/507K Optic Mount - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED INSTALLATION MARKINGS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED...HKP-20016-BNow: $33.95Was: $49.95 -
On Sale
HK USC, SL8 Buttstock Screw - USED
H&K Heckler & Koch
Now: $7.95Was: $12.95H&K USC/SL8 (.45 ACP/5.56/.223) Buttstock Screw - USED ONLY 2 UNITS AVAILABLE - AS PICTURED 1 SCREW PER ORDER - SOLD INDIVIDUALLY COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...HKP-01649-BNow: $7.95Was: $12.95 -
On Sale
HK MP5 Tactical Weapon Light - USED
B&T Brugger & Thomet
Now: $129.95Was: $299.95B&T HK MP5 Tactical Handguard Weapon Light - USED ONLY 3 UNITS LEFT - VARYING CONDITION SHOWN - SOLD INDIVIDUALLY DOES NOT INCLUDE BATTERIES LED weapon light compatible with B&T TL99 MP5/SP5 handguards. Specifications: High...HKP-99270Now: $129.95Was: $299.95 -
On Sale
Optic Rail - 16 Slot - Peep Sight - USED
FN
Now: $28.95Was: $99.95FN Optic Rail w/ Peep Sight - 16 Slot - USED ONLY 1 UNIT LEFT - AS PICTURED NO MOUNTING SCREWS. Used 16-slot optic rail for FN firearms with a built in peep sight. THIS CLOSEOUT PART IS NOT ELIGIBLE FOR RETURN, REFUND, OR EXCHANGE. SALE IS...HKP-99262Now: $28.95Was: $99.95 -
HK91, G3 Bolt Carrier - Full Auto - SURPLUS
H&K Heckler & Koch
$249.95Heckler and Koch Factory F/A Bolt Carrier for HK G3 and HK91 - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Surplus factory H&K full-auto steel bolt carrier for the G3. Serves as the primary cycling component, driving the...HKP-22161$249.95 -
HK CC9 Magazine Body - 9mm - 10 Round
H&K Heckler & Koch
$35.95Heckler and Koch 10-Round Magazine Body for HK CC9 OEM 10-round magazine body for the HK CC9, made in Germany by Heckler and Koch and ideal as a factory-spec replacement. Compatible With: CC9HKP-22152$35.95 -
On Sale
HK P2000 Magazine Body - 16 Round - RARE GPM
H&K Heckler & Koch
Now: $249.95Was: $300.95H&K P2000 GPM 16 Round Magazine Body - RARE PRICE IS PER MAGAZINE - SOLD INDIVIDUALLY. CONDITIONS VARY. PLEASE REFER TO PHOTOS AS THE MAGAZINE BODIES PICTURED ARE THE LAST 4 WE HAVE AVAILABLE. This rare and genuine European 16-round magazine body is...HKP-99190Now: $249.95Was: $300.95 -
Out Of Stock
Century Arms AP53 Magazine - 30 Round
MKE
$54.95MKE 30 Round Magazine - Steel The MKE 30-Round Steel Magazine is a rugged, corrosion-resistant mag designed for the MKE 5.56 AP53 platform. Compatible With: Century Arms AP53 HK53 In-spec. clones and custom buildsHKP-22088$54.95 -
HK VP9SK Grip Shell - Large - Gray
H&K Heckler & Koch
$16.95H&K VP9SK Large Grip Shell - Gray - Left Factory replacement left grip shell for VP9SK pistols. Compatible With: HK VP9SKHKP-21989$16.95 -
HK91, G3 Magazine - 15 Round - Steel - Refinished
H&K Heckler & Koch
$84.95HK Heckler and Koch 15 Round Steel Magazine - Refinished for HK G3 and HK91 (7.62x51/.308) HK G3 factory steel 15-round magazine, expertly restored to its former glory. This magazine has been meticulously refinished inside and out, featuring a polished...HKP-21922$84.95 -
HK MP5, HK90 Series Trigger Pack Housing - Ambi - Semi-Auto
HKP HK Parts / Heckler & Koch
$248.95H&K 90 series Ambidextrous Trigger Pack Housing - Semi-Auto This German-made steel trigger pack housing is designed for ambidextrous trigger packs and selector levers. It starts as a factory F/A trigger pack, then is converted to semi-auto and coated...HKP-21868$248.95 -
On Sale
HK P7M13 Magazine Follower - Black - BLEMISHED
H&K Heckler & Koch
Now: $22.95Was: $49.95H&K HK P7M13 Magazine Follower - Black - BLEMISHED ONLY 2 UNITS AVAILABLE COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. All steel construction, brand new...HKP-02364-BNow: $22.95Was: $49.95