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
HK G36, 36K NAR Mounting Rail
B&T Brugger & Thomet
$339.95B&T HK G36/G36K NAR Mounting Rail with Emergency Sight B&T NAR (picatinny compatible) mounting rail for HK G36/G36K with emergency sight. Compatible With: HK G36 HK G36KHKP-21529$339.95 -
HK UMP 5 Prong Flash Hider - 5/8x24
HKP HK Parts
$67.95HKP HK UMP 5 Prong Flash Hider - 5/8x24 Compatible With: HK UMPHKP-21523$67.95 -
HK SP5K Bolt Carrier - Semi Auto
RCM
$159.95RCM HK SP5K Semi Auto Carrier SP5K semi-auto carrier machined completely from billet ordnance steel. RCM US made SP5K carrier is made to the most updated and latest SP5K specs and more. Tungsten filled, heat treated, phosphate finish and all hardware...HKP-20983$159.95 -
On Sale
Bolt Knob - Fluted
Tactical Precision MFG
Now: $24.95Was: $48.99TPM - Fluted Bolt Knob These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle. Features: Dimensions:1.5" x 7/8" x 7/8" Weight: 2 oz Threading: 5/16x24HKP-20786Now: $24.95Was: $48.99 -
On Sale
Bolt Knob - Grenade
Tactical Precision MFG
Now: $24.75Was: $48.99TPM - Grenade Bolt Knob TPM grenade bolt knobs are a great way to dress up any rifle. It has a great feel and looks fantastic. Features: Dimensions: 1.90" x 7/8" x 7/8" Weight: 2 oz. Threading: 5/16x24 Made in the USA Compatible With: Any...HKP-20770Now: $24.75Was: $48.99 -
On Sale
Scorpion Stock or Brace Adapter - Tailhook - Mod 1
Gear Head Works
Now: $9.95Was: $19.95GHW Scorpion Tailhook Mod 1 Brace/Stock Adapter This adapter allows the user to mount the Patented Tailhook Mod 1 brace to the factory CZ folding cheek rest. It is injection molded reinforced polymer and can be installed to your choice of 3 positions...HKP-19137Now: $9.95Was: $19.95 -
HK UMP Flash Hider - 5 Prong - .40 S&W, .45 ACP
B&T Brugger & Thomet
$129.95B&T Brugger and Thomet 5 Prong Flash Hider .40 S&W and .45 ACP for HK UMP Each flash hider includes the proper quick detach system to take the flash hider on and off. Each flash hider features a 5 prong design. Specifications: Diameter Max 31...HKP-16891$129.95 -
B&T TP9, MP9 Holster - RH
B&T Brugger & Thomet
$200.00B&T TP9/ MP9 RH Holster This B&T holster is Swiss-made for MP9 and TP9 pistols. It is adjustable and lightweight for the ultimate concealment for a B&T pistol. Compatible With: B&T TP9 B&T MP9HKP-17295$200.00 -
On Sale
HKP Women's Shirt - Short Sleeve - Black
HKP HK Parts
Now: $9.95Was: $14.95HKP Short Sleeve Shirt for Women - Black Get your hands on some of our premium new apparel! Featuring our sleek new logo printed over soft cotton, this shirt is certain to catch an eye at the range! Features: Female fit Fine cotton High fidelity DTG...HKP-21018-MNow: $9.95Was: $14.95 -
HK MP5K Slimline Handguard - OD Green
H&K Heckler & Koch
$49.95H&K HK MP5K Slimline Forearm - OD Green Used German military surplus O.D green slimline forearm with heat shield cut down to fit the MP5k. These are rare items only offered here at HK Parts. Each item is in good to excellent shape and will clean up...HKP-20199$49.95 -
HK G3 Early Style Backplate with Recoil Rod - Used
H&K Heckler & Koch
$24.95G3 - Early Production CETME, G3 HK91 Backplate - UsedHKP-19556$24.95 -
On Sale
HK MP5 Trigger Group Burst - 4 Position - 013F - RARE - Like New
H&K Heckler & Koch
Now: $1,998.95Was: $2,479.95H&K HK MP5 4 Position Burst Trigger Group 0,1,3,F - Like New These rare trigger groups are in exceptional condition. Featuring a 4-position burst (0, 1, 3, F) trigger pack paired with the incredibly rare S, E, 3F, and F engraved housing...HKP-19483Now: $1,998.95Was: $2,479.95