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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HK MR762 Buttpad - E2 Concave - Bowden Retaining Wire
H&K Heckler & Koch
$79.95German E2 Concave Buttpad with Bowden Retaining Wire Harness for HK417 and MR762 This item can be added as an option on the HK417, MR762, HK712, G28 E1 and E2 stock. The Bowden wire retainer is used...HKP-18492$79.95 -
HK G36 Optic Mount - 18" - Mechanical Sights
H&K Heckler & Koch
$699.95Sight Rail with Mechanical Sights - G36 Low profile rail with built-in mechanical sights. Made from aluminum. Overall length 18". Compatible With: G36 G36KHKP-18729$699.95 -
Out Of Stock
HK G36, SL8 Carrying Handle - Dual Optic x3
H&K Heckler & Koch
$2,899.95HK G36, SL8 Dual Optic Rare in brand NEW condition. Brand new factory fresh HK G36/SL8 3X dual optic. In all the years, of offering HK parts and accessories...we have never been able to get brand new...HKP-17606$2,899.95 -
HK G36 Piston Rod
H&K Heckler & Koch
$55.95Heckler and Kock Gas Piston Rod for HK G36 A must have item for HK G36C conversions from SL8's or for spares for your G36C. New HK German factory part.HKP-16539$55.95 -
Out Of Stock
HK G36 Trigger Group, Complete - 3 Position Navy 0,1,F
H&K Heckler & Koch
$899.95New HK German G36 3 Position Navy (0, 1, F) Trigger Group Complete Perfect for the HK SL8-G36 semi-conversions.HKP-00629$899.95 -
Out Of Stock
HK G36, SL8 Front Sight Screw - Dual and Single Optics - Extended
H&K Heckler & Koch
$9.95Dual/Single Optic Longer Front Sight Screw - HK German HK German manufacturer. This is a required part if you want to install either the dual or single optic. Compatible With:HKP-00801$9.95 -
Out Of Stock
HK G36, UMP, USC Handstop Filler Piece
H&K Heckler & Koch
$59.95H&K UMP/USC/G36 (.40 S&W/.45 ACP/9mm/5.56/.223) Hand Stop Filler Piece HK German Hand Stop filler piece for UMP and G36.HKP-17779$59.95 -
Out Of Stock
HK21E, HK23E, MSG90 Optic Mount - Quick Release Rail
Michaels Machines
$899.95HK21E/23E Or MSG90 Quick Release Rail Scope Mount Made in the USA of the best material and to factory HK specs. First time offered and exclusively here at HKPARTS.NET.HKP-01924$899.95 -
HK MP5 Bolt Hold Open Axle Rod - .40 S&W, 10mm, .357 SIG
H&K Heckler & Koch
$129.95Heckler and Koch HK MP5 Bolt Hold Open Axle Rod - 10mm, .40 S&W, .357 SIG This is the German HK MP5 40/10 bold hold open axle rod. Each unit has the 2 pre-drilled holes for activation screw and...HKP-01469$129.95 -
Out Of Stock
HK MP5K, SP89 Trigger Group - SEF - Contoured - Clipped and Pinned
H&K Heckler & Koch
$0.00New HK German SP89, MP5K Semi Auto - Clipped & Pinned SEF Trigger Group Each unit includes the professionally converted SEF clipped and pinned housing and semi-auto-only trigger pack. All trigger...HKP-01691$0.00 -
HK MP5F Parts Kit - A2 Buttstock and Navy Trigger 3 Pos
H&K Heckler & Koch
$2,695.95HK MP5F Parts Kit - 3 Pos Navy Trigger - A2 Stock This kit is built from original German components and includes the upgraded full-auto MP5F bolt group assembly and cold hammer forged 3-lug barrel...HKP-01538$2,695.95 -
HK MP5 F Cocking Tube Support - 9mm, 10mm, .40 S&W
H&K Heckler & Koch
$299.95HK German MP5 F & 40/10 Cocking Tube Support This is the factory correct MP5 F or MP5 40/10 newer style cocking tube support. Compatible With: MP5 40HKP-00097$299.95