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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Out Of Stock
MP5, MP5K Magazine Block - 10mm / .40 S&W - 10 to 30 Round Conversion
HKP HK Parts
$9.95HKP 10 Round MP5 40/10 Magazine Block MP5 10/30 mag block plug. This is designed to use on the HK MP5 40/10 30 round magazine. Very easy to install & use. Compatible With: MP5 .40, MP5 10mm Clones or other custom buildsHKP-18170$9.95 -
HK416, MR556 Enhanced Field Cleaning Kit
H&K Heckler & Koch
$169.95HK HK416/ MR556 (all variants & models) field cleaning kit- Enhanced Cleaning kit made both the HK 416, MR556 series of rifles and MG's. Includes: Saf-T-Clad Cleaning Rod HK Carbon Scraping Tool Accessory Adapter Section #8-32 Patch Holder Chamber...HKP-17061$169.95 -
HK416, MR556 Threaded Pin for Buttstock Release Inserts - E1, E2
H&K Heckler & Koch
$9.99H&K HK MR556/416 Threaded Pin for E1/E2 Buttstock Release Lever Insert New HK German manufactured E1/E2 stock release and tightening screw that takes the slack and slop out of the stock when in desired position. Compatible With: HK MR556 HK 416HKP-16604$9.99 -
Out Of Stock
HK416, MR556, MR762 Fire Control Detent Stop Pin
H&K Heckler & Koch
$20.95H&K HK MR556/MR762/416 Fire Control Detent Stop Pin HK German manufacture. Compatible With: HK MR556 HK416 HK MR762HKP-15272$20.95 -
HK UMP, USC Bolt Catch Pin
H&K Heckler & Koch
$5.95H&K UMP/USC (.40 S&W/.45 ACP/9mm) Bolt Catch PinHKP-16517$5.95 -
Out Of Stock
HK91, G3 Extractor
PTR
$30.99PTR HK 91/G3 (7.62x51/.308) Extractor US Made by PTR. Made from stainless steel. Compatible With: HK G3 PTR 7.62 X 51mm modelsHKP-16222$30.99 -
HK MP5 Axle Rod and Pin, Bolt Hold Open - 10mm / .40 S&W
HKP HK Parts
$49.95HK MP5 40, MP5 10 Bolt Hold Open Axle Rod & Pin Combo Each bolt hold open rod axle includes the 2 pre-drilled holes for the threaded activation screw and the clamping sleeve. This offering includes both the axle rod and the threaded screw for the...HKP-17405$49.95 -
On Sale
HK AR-15 Califonia Legal Mag Lock Kit
HKP HK Parts
Now: $7.95Was: $19.95HKP AR-15 California Legal Mag Lock KitHKP-15409Now: $7.95Was: $19.95 -
HK91, G3 Stock - PRS Gen 3
Magpul
$429.95Magpul HK G3 / HK 91 PRS Gen 3 Stock - Available in Multiple Color Options The PRS GEN3 is a field precision stock for AR15/M16 and AR10/SR25 platforms, featuring tool-less length of pull and cheek piece height adjustment. With solid adjustments...HKP-21172-M$429.95 -
HK MP5K, SP5K, SP89 Leather Sling - Single Point - Dark Brown
HKP HK Parts
$49.95Single Point Leather Sling - Dark Brown Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...HKP-20270$49.95 -
HK416, MR556, MR762 Selector Lever Axle- Semi Auto
H&K Heckler & Koch
$44.95H&K HK MR556/MR762/416 Semi Auto Axle For Selector Lever HK German safe, semi selector axle for the MR 556 & HK 416 family of firearms. All steel construction. Compatible With: HK MR556 HK 416 HK MR762HKP-15433$44.95 -
HK SL8, G36 Rod Spring - Gas Piston
H&K Heckler & Koch
$64.95HK German G36 & SL8 Gas Piston Rod Spring Assembly Great for spare parts or to use on that HK SL8-G36 conversion. This is a high-wear item and a must-have spare part. Compatible With: SL8-6, SL8-1 G36E, G36 full sizeHKP-02000$64.95