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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HK45, P30SK Safety Lever Compression Spring
H&K Heckler & Koch
$6.95HK 45 & P30SK Lockout Compression Spring Compatible With: HK45 HK45 Compact HK P30SKHKP-02272$6.95 -
HK P30SK Backstrap - Medium - Black
H&K Heckler & Koch
$29.95H&K P30SK Backstrap - Medium - Black Compatible With: HK P30SKHKP-18079$29.95 -
Out Of Stock
HK VP9SK, P30SK, P2000SK Magazine Housing - 10 Round - 9mm
H&K Heckler & Koch
$43.95Heckler and Koch 9mm 10 Round Magazine Housing for HK P30SK, HK VP9SK, and HK P2000SK Works with the VP9SK, P2000SK, and P30SK models only. New German HK manufacture. Compatible With: P2000 SK P30 SK VP9SKHKP-16649$43.95 -
HK P2000, P2000SK Rear Night Sight - Tru-Dot - Green
Meprolight
$64.95Meprolight HK P2000/P2000SK Tru-Dot Rear Night Sight - Green Features: Unequaled low light performance Brightest night sights available today Used by Military & Law Enforcement All Tru-Dot sights are covered by a 12 years usable illumination...HKP-16594$64.95 -
HK USP, Mark 23 Magazine Locking Plate - .45 ACP - 10 Round
H&K Heckler & Koch
$5.9510 Round Magazine Locking Plate Compatible With: HK USP 45 ACP 10 round magazine HK Mark 23 10 round magazineHKP-01591$5.95 -
HK USP Firing Pin - New Style - Titanium
HKP HK Parts
$49.95HKP HK USP New Style Titanium Firing Pin A solid billet CNC offering at 40+% lighter than comparable steel firing pins. Our titanium firing pins travel faster in the slide, delivering a quicker lock time & enhancing accuracy. Titanium pins also carry...HKP-17826$49.95 -
HK USPC Magazine Housing - 9mm - 10 Round
H&K Heckler & Koch
$19.9510 Round HK USPC 9mm Magazine Housing This is an all-steel construction for the HK USPC and P2000 9mm models. New HK German manufacture. Compatible With: HK USPC 9mm HK P2000 9mm HK P2000SK (will extend below the mag well)HKP-02500$19.95 -
HK416, MR556 Handguard - Extended Windowed - RAL8000
H&K Heckler & Koch
$840.00HK416A5, MR556 Extended Windowed Handguard - RAL 8000 HK German HK416 A5 extended handguard with window for use of the suppressed/non-suppressed gas block. This handguard is designed to minimize heat mirage. 14 7/8" long, 1lb, 4oz. Compatible With: HK...HKP-17711$840.00 -
HK G36, SL8 Sling Pin Retaining Clip for Handguards
H&K Heckler & Koch
$9.95HK G36 & SL8 Sling Pin Retaining Clip Compatible With: HK G36 HK G36K- older version only HK SL8-1 , SL8-6 Factory ForearmHKP-16366$9.95 -
HK G36C Handguard Rail - Bottom - Extended
H&K Heckler & Koch
$99.95HK German Extended Bottom Rail for Handguard This part provides a full-length mounting rail along the entire bottom of the G36C Forearm. This item is factory HK and comes with all mounting hardware required for the installation.HKP-01648$99.95 -
HK23E Saw Feed Box Adapter
Michaels Machines
$299.95Saw Box (M249) Adapter For HK23E Or MM23E Belt FedsHKP-02072$299.95 -
Out Of Stock
HK21E, HK23E, HK21, HK11, HK13 Barrel Grip Holder - German
H&K Heckler & Koch
$34.95H&K 21E/23E/21/11/13 (7.62x51/.308) & (5.56/.223) Barrel Grip Holder - German New old stock with handling marks from being bagged and shipped in bulk. German HK manufacture.HKP-16427$34.95