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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HK91, G3 A3 Retractable Buttstock Buttpad
H&K Heckler & Koch
$24.95HK G3 & HK 91 A3 Retractable Stock Rubber Buttpad - German This item is a great spare itemsto have on hand as the factory buttpads found on used or surplus stocks are often worn or damaged. Made in Germany by H&K. Compatible With: New style HK...HKP-16853$24.95 -
HK MP5 Locking Roller -4 - .40 S&W, 10mm
H&K Heckler & Koch
$19.95H&K Heckler and Koch HK German -4 roller for MP5 40/10 Hard to find and essential for making headspace adjustments when necessary. Great spare to have on hand and no longer in production. Please Note: The price listed is per roller. Order...HKP-00337$19.95 -
HK MP5 Trigger Group, Complete - SEF Semi Auto - Clipped and Pinned - .40 S&W, 10mm
H&K Heckler & Koch
$449.95HK German MP5 40, MP5 10mm SEF Clipped & Pinned Semi-Auto Trigger Group - Complete Ready to install on your HK clone or a custom build.HKP-00447$449.95 -
HK MP5K, SP89, SP5K Modular Handguard - KEYMOD - 9mm
DTAC Dakota Tactical
$159.95DTAC 9mm Modular Handguard KEYMOD for HK MP5K, HK SP89, HK SP5K Features: Made in the USA (922r compliant part) KEYMOD accessory compatible 12 ergonomically placed slots for maximum versatility Exclusive extended forward accessory mounting 1-piece main...HKP-17807$159.95 -
HK MP5, HK94, SP5K Rear Sight Drum and Base
H&K Heckler & Koch
$109.95Heckler and Koch Rear Sight Drum and Base for HK MP5, HK94, and HK SP5K This is an HK German part that's a great upgrade for the SP5, SP5K, and SP89 or MP5K models. We highly suggest adding the following items to complete the rear sight set that's not...HKP-00073$109.95 -
On Sale
CZ Scorpion Stock or Brace Adapter - EVO Ace
HKP HK Parts
Now: $17.95Was: $39.95CZ Scorpion EVO Ace Brace/Stock Adapter The CZ Scorpion EVO ACE Stock Adapter allows you to upgrade your CZ Scorpion with any ACE Folding Stock/Brace or ACE Stock/Brace Accessories. Solid billet machined aluminum adapter anodized black in color.HKP-18523Now: $17.95Was: $39.95 -
ACR Folding Stock - Telescopic 7 Position - Picatinny Rail
F5 MFG
$249.95F5 ACR Folding Stock - Picatinny Mount - Universal The F5 ACR folding stock easily attached to any Picatinny rail, giving the user the versatility of swapping between any Picatinny equipped firearm. Features: 7-position...HKP-22280-M$249.95 -
HK416, MR556 Muzzle Device - Assault - Closed Tine - 1/2x28
B&T Brugger & Thomet
$109.00B&T Assault Closed Tine Muzzle Device - HK416/MR556 - 1/2x28 Factory B&T 1/2x28 flash hider and suppressor adapter for 5.56 rifles. Includes: ROTEX flash hider Shim kit Rocksett pipette Features: Swiss-manufactured Threaded 1/2x28 High...HKP-22217$109.00 -
On Sale
HK MP5K Trunnion - Gunsmith Special
USA
Now: $24.95Was: $54.95HK MP5K Trunnion - Gunsmith Special US made HK MP5 trunnions sold as-is. Will require work before being functional. We recommend the work be performed by a professional gunsmith. The condition will vary from part-to-part vs. the pictured unit. Compatible...HKP-99090Now: $24.95Was: $54.95 -
On Sale
HK MP5 Bolt Group - 9mm - Full Auto - Complete
H&K Heckler & Koch
Now: $2,245.95Was: $2,874.95H&K HK MP5 9mm Complete Full Auto Bolt Group This is a factory genuine HK German full auto bolt group compiled with the best German parts available for those that need the best parts on their beloved MP5. Last call on these as they are NLA and...HKP-21478Now: $2,245.95Was: $2,874.95 -
HK Binary Selector Set - Ambi Housing - RAL8000
HKP HK Parts
$79.95HKP/H&K MP5/K 9mm Ambi Housing Franklin Armory Binary Selector Set - RAL 8000 Elevate your Franklin Armory BFSIII HK Binary Trigger Pack with our new aluminum selector lever set, specifically designed for ambidextrous pictogram housings...HKP-21380$79.95 -
B&T Unigrip for TL99
B&T Brugger & Thomet
$159.95B&T Unigrip for TL99 This for grip is made to be used with the MP5 handguard with integrated tactical light (BT-400971-4). It mounts around the housing of the light in the handguard. This is a good options for those that already have the TL99...HKP-21228$159.95