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 Catch
H&K Heckler & Koch
$14.95Heckler and Koch HK G36 Catch, Trip Lever for bolt catch contact on All G36 Lowers As the bolt carrier moves forward the bottom of the carrier contacts the releaser lever of the catch. The catch releases the hammer, and the hammer begins to fall...HKP-01870$14.95 -
HK USC, SL8 Selector Lever - Left Side
H&K Heckler & Koch
$14.99Heckler and Koch Left Side Selector Lever for HK USC and HK SL8 .45 ACP, 5.56 / .223 HK German USC, SL8 left side selector lever 2 position 0,1 Safe, Semi only. Compatible With: SL8 USCHKP-02506$14.99 -
HK UMP Magazine - 30 Round - .40 S&W
H&K Heckler & Koch
$79.95HK Heckler and Koch German .40 S&W 30 Round Factory Magazine for HK UMP New factory fresh production HK magazine. Compatible With: HK UMP .40 HK USC-UMP conversions LWRC SMG.40HKP-00607$79.95 -
HK UMP 9mm 15 Round Magazine
HKP HK Parts
$49.95UMP 9mm 15 Round Factory Magazine - USA UMP 15 round magazine for the UMP. Each magazine features steel feed lips, and a full 15 round magazine capacity. A small compact magazine for specific operational requirements. Each magazine counts as 3 U.S. Made...HKP-17849$49.95 -
Out Of Stock
$49.95 -
HK91, G3 Heavy Recoil Buffer
USA
$279.95HK Heavy Recoil Buffer For HK Style Firearms Made 100% in the USA by one of the best HK gunsmiths. Each unit is based on the original HK German 2-stage factory heavy buffer. Compatible With: HK 91, G3, PTR SAR-3/8, FMP, Vector, SR9, PTR PDW, V51,...HKP-01067$279.95 -
HK33, HK53, HK93 Trigger Group - 2 Position Housing 0,1 - Safe, Semi Only
HKP HK Parts
$549.95HKP 93, 33, 53 Trigger Group 2 Position Housing 0,1 - Safe, Semi Only Our trigger group offering is the most desirable HK 93,33,53 trigger group available. Now you can upgrade your HK firearm to have the look & feel of the 4 position burst lower with...HKP-17246$549.95 -
HK MP5, HK94 Cocking Tube - LH
HKP HK Parts
$119.95HKP MP5, HK94 Cocking Tube - For Lefties This is the one and only left handed cocking tube for the MP5/HK94 ever made and it happens to be a US manufactured part. Features include enlarged charging handle clamping pin access hole as found on the latest...HKP-17380$119.95 -
Out Of Stock
HK416, MR556, AR-15 PDWC Stock - Extended Buttpad
HKP HK Parts
$0.00HK 416C Style With Extended Buttpad - PDW Stock For AR15, MR556, HK416 & M4 Models The first PDW style stock that does NOT require a proprietary bolt carrier or special components. A true drop-in PDW stock solution for your HK 416C or AR/M4 PDW...HKP-17800$0.00 -
HK G3 A2 Adjustable Stock Extension
USA
$69.95HK G3 A2 Adjustable Stock Extension Each stock extension is adjustable in 1/2" increments to enable you to achieve the proper length of trigger pull. This allows you a full 1.50" in length adjustments. These extensions are manufactured using high-impact,...HKP-00872$69.95 -
HK MP5, MP5K Optic Mount - Optic, NV Laser - Picatinny, Aimpoint T-1, T-2, ACRO P-1, P-2
MI Midwest Industries
$174.95Midwest Industries HK MP5, MP5K Optic and IR, NV, Laser Mount for Aimpoint T-1/T-2 and Aimpoint ACRO Tall, clamp-on optic and laser mount for MP5 and MP5K pattern firearms. Allows you to run a micro red dot and an IR illuminator, and/or laser at the same...HKP-22393-M$174.95 -
HK91, G3 Front Sight Tower - SURPLUS
H&K Heckler & Koch
$16.95H&K G3/91 Front Sight Tower - SURPLUS UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Priced for ONE Unit - Sold Individually Used genuine H&K steel front sight tower for the G3 & HK91. Provides the front sight post assembly...HKP-22158$16.95