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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Out Of Stock
HK PSG1, MSG90 Trigger Shoe Complete
H&K Heckler & Koch
$0.00HK German Factory PSG-1, MSG90 Trigger Shoe Complete HK PSG1 Trigger Show Complete With Hardware Installed As Shown. Will fit factory HK PSG1 & MSG90 Triggers. German HK production. Please note: Does NOT fit a standard HK 90 series trigger without...HKP-00532$0.00 -
Out Of Stock
HK PSG1, MSG90 Bolt Carrier Group - Complete
H&K Heckler & Koch
$0.00New HK German PSG1, MSG90 Bolt Carrier Group Complete, A rare find and hard to find. Each bolt comes with the newest production HK German parts: PSG1/MSG90 Bolt carrier with forward assist grooves, Tungsten. Complete PSG1/MSG90 Bolt head 30T PSG1/MSg90...HKP-00533$0.00 -
Out Of Stock
HK PSG1, MSG90 Bipod
H&K Heckler & Koch
$0.00New HK German MSG90 PSG1 Bipod Complete Will Attach To The HK PSG1 Or MSG90 Forearm. New HK German. PSG1 MSG90HKP-00530$0.00 -
Out Of Stock
HK PSG1, MSG90 Bolt Head - Complete
H&K Heckler & Koch
$0.00HK German PSG1, MSG90 Bolt Head Complete. New factory German HK.HKP-00534$0.00 -
Out Of Stock
HK PSG1, MSG90 Locking Piece #23T - 40 degree
H&K Heckler & Koch
$0.00HK German 23T 40 degree Locking Piece HK German PSG-1 23T Locking Piece. This is 40 Degree. This is similar to the 30T locking piece only this has a 40 degree locking shoulder difference.HKP-00332$0.00 -
Out Of Stock
HK 91, G3 Wide Handguard Black
H&K Heckler & Koch
$0.00HK Wide Forend Black - HK German G3 & 91, PTR91 - German Genuine Heckler & Koch German Wide Forearm. This is the finest HK wide forearm available. Factory fresh German HK production. NO LONGER IN PRODUCTION & DISCONTINUED. GET THEM WHILE WE...HKP-00213$0.00 -
Out Of Stock
HK 91, G3 Handguard - Wide - Vented
H&K Heckler & Koch
$0.00HK German HK G3, 91, PTR91 Vented Wide Forend Black. New factory HK production that has been vented for use on all HK G3, 91 and PTR91 full size 18" barreled firearms.HKP-01119$0.00 -
Out Of Stock
HK PTR-32 Bolt Group - Complete
HKP HK Parts
$359.95US Made PTR 32 Bolt Group Complete Semi-Auto. Factory correct bolt head and locking piece for use in the PTR 32 chambered in 7.62X39. Brand new May 2015 manufacture. This is the correct bolt for all PTR 32 rifles with 12"and 16" barrels.HKP-17388$359.95 -
Out Of Stock
HK MP5, HK94, HK33, HK93, HK91, G3 Wooden Grip - PSG1 Style
H&K Heckler & Koch
$0.00New HK German PSG1 Wooden Walnut Grip Complete As Shown. Fits all HK91, G3, HK93,33 and even HK94 and SP89 metal grip frames.HKP-00226$0.00 -
Out Of Stock
HK MSG90 Sniper Trigger Group - Complete
H&K Heckler & Koch
$0.00MSG90 Sniper Trigger Group Complete The complete sniper trigger group is a rare find, featuring the authentic push pin style straight from HK Germany. We also offer a clipped and pinned version to fit semi-auto rifles. This unit is a genuine push pin...HKP-00223$0.00 -
Out Of Stock
HK91, G3, PSG1, MSG90 Buttstock
H&K Heckler & Koch
$0.00New HK German MSG-90 Rear Stock Complete These MSG90 stocks have the PSG1 single stage buffer installed & are fully adjustable. A genuine Heckler & Koch OEM product. The cheek piece and butt pad are adjustable on the fly. This stock is 2...HKP-00540$0.00 -
Out Of Stock
HK PSG1, MSG90 Selector Lever Set 0,1 - Ambidextrous
H&K Heckler & Koch
$0.00MSG90 Ambidextrous Selector Lever Set New HK German 0,1, MSG90 Trigger Pack Selector Lever Set. This set can only be used with a PSG1/MSG90 trigger pack on that factory 0,1 MSG90 polymer housing. Rare and hard to find. Each set includes the left &...HKP-00225$0.00