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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HK33, HK93, G3 Front Sight Tower Assembly
HKP HK Parts
$49.87HKP HK G3, HK 33, HK 93, PTR Front Sight Tower Assembly New US made from a solid billet of ordnance grade steel. Each front sight tower, triple frame set comes complete with a new HK diopter style replaceable front sight post & roll pin. This is the...HKP-17830$49.87 -
HK USC, UMP .45 Flash Hider - 3 Lug
B&T Brugger & Thomet
$165.00B&T HK USC/UMP .45 Flash Hider - 3-Lug B&T Switzerland has supplied these to law enforcement and military units around the world. Rock solid, mil-spec quality from an H&K OEM manufacturer. This flash hider slips over the end of the 3-lug...HKP-18346$165.00 -
HK91, G3, PTR Backplate, Recoil Rod Assembly - Parkerized
H&K Heckler & Koch
$34.95Parkerized Backplate - HK91, G3, PTR Surplus German HK backplate that has been refinished and reparkerized.HKP-19692$34.95 -
Out Of Stock
HK91, G3, PTR Training Bolt Group, Complete - Full Auto
H&K Heckler & Koch
$0.00Heckler and Koch F/A Complete Training Bolt Group for HK91, G3, and PTR Surplus HK German Plastic training ammo bolt group. To be used with the readily available and cheap plastic tipped training ammo only! A neat collectible item as only a small...HKP-18265$0.00 -
Out Of Stock
HK416, MR556, HK417, MR762 Front Folding Sight - 28mm
H&K Heckler & Koch
$209.95Heckler and Koch's 28mm Front Folding Sight for HK416, MR556, HK417, MR762 This sight attaches directly to the front gas block of the HK416, HK MR556, or HK417, MR762. This sight is to be used with the proper (caliber and barrel length specific)...HKP-00026$209.95 -
HK G36 Retractable Buttstock - 4 Position - Folding
H&K Heckler & Koch
$329.95HK G36, G36k, G36C, & SL8 Conversion Rear Stock Assembly The G36 KV stock, as it is known, was built by HK for a military contract and is built HK tough with an overall length of 8.5 inches (fully collapsed) to 11.40 inches when fully extended. Each...HKP-02682$329.95 -
HK91, G3 Firing Pin Spring - Used
H&K Heckler & Koch
$4.95H&K 91/G3 (7.62x51/.308) Firing Pin Spring - Used This is a common repair and replacement item. Grab one for a spare, just in case.HKP-16711$4.95 -
HK33, HK53, HK93 A2 Fixed Buttstock - Surplus - OD Green
H&K Heckler & Koch
$139.95Surplus - Fixed Stock - OD Green - HK93,33,53 Hand-picked stocks in excellent condition. Comes with matching buttpad. Ready to install on your HK or clone rifle. German military surplus, but handpicked to give you the best of the offerings. Features: HK...HKP-18888$139.95 -
HK416, MR556, HK417, MR762 Flash Hider - G28 Style - Threaded 15x1
MFI
$79.95MFI HK G28 Style Flash Hider - Threaded 15x1 The G28, 2nd Gen flash hider is threaded 15x1 RH pitch, which is a standard HK Thread Pattern for .308 and .223 caliber weapons. It also has a deep counter bore to allow the product to cover the area behind...HKP-16337$79.95 -
HK91, G3, HK93, HK417 Flash Hider - Birdcage - Threaded 15x1 RH
H&K Heckler & Koch
$34.95HK Heckler and Koch's Birdcage Flash Hider Threads onto 15x1 RH twist barrels. This factory German flash hider attaches to any factory HK barrel. No tools required for installation. Specifications: Made In Germany Threaded 15x1...HKP-00359$34.95 -
HK MP5K, SP89, SP5K End Cap with Sling Swivel - 9mm - HKP
HKP HK Parts
$49.95HKP MP5K/SP89/SP5K 9mm End Cap - HK Style This end cap is an identical reproduction of the factory end cap and features the original HK style buffer. Compatible With: MP5K SP5K SP89 In spec. clones and custom buildsHKP-16135$49.95 -
HK MP5, MP5K, HK93, HK91 Handguard Retainer Screw - Tactical, Keymod, and M-LOK
PTR
$4.95PTR Tactical, Keymod & M-LOK, Retainer Handguard Screw This is the screw that is used on all the Tactical, Keymod, and M-LOK forearms (MP5K, MP5, HK93, HK91). A great spare to have in case the original screw gets lost.HKP-16743$4.95