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 SP5K Mag Release Upgrade Kit - 9mm - Drop In Paddle
HKP HK Parts
$74.95HKP HK Parts Anti-Rattle Roller Tipped "Paddle" Magazine Release Install Kit for HK SP5K No modifications! No refinishing! Complete drop-in kit included. New USA made busing for a drop-in install kit for the HK SP5K. This kit will allow any end-user to...HKP-18192$74.95 -
Out Of Stock
Barrel Flute Cleaning Brush - 9mm
H&K Heckler & Koch
$34.95Heckler and Koch Barrel Flute Cleaning Brush for 9mm This HK-manufactured brush is a must-have for the proper care of your HK 9mm rifle/pistol, as the flutes need to be clean and free of carbon for proper function. A great cleaning tool to have on hand...HKP-00138$34.95 -
HK91, G3 Barrel - FMP - 17.7" - Threaded 15x1
FMP HK CONTRACT
$89.95HK G3, 91 Barrel - 7.62/.308 - 17.7" - Threaded 15x1 Original 17.7" FMP G3 barrel threaded 15x1 RH. Portuguese manufactured to HK's military specifications. These surplus barrels are perfect for building a FMP G3 parts kit or as a replacement. Barrels...HKP-22532$89.95 -
On Sale
HK UMP Magazine - 30 Round - 9mm - FDE
HKP HK Parts
Now: $24.95Was: $49.95HK Parts 9mm magazine - FDE for HK UMP THIS SHADE OF FDE HAS BEEN DISCONTINUED. STOCK UP AT HALF PRICE BEFORE THEY ARE SOLD OUT FOR GOOD. UMP 30 round magazine for the UMP. Each magazine features enhanced steel feed lips, and a 30-round magazine...HKP-20481Now: $24.95Was: $49.95 -
Out Of Stock
HK G36, SL8 Family Armorer's Manual
HKP HK Parts
$19.95HK G36 & HK SL8 Family Armorer's Manualf This manual is the most comprehensive manual available for the G36 & SL8 family of firearms. The manual covers the G36 & SL8 family in-depth to include all aspects of history, origin, makeup,...HKP-00627$19.95 -
HK G36 Magazine- No Retainers - 30 Round
H&K Heckler & Koch
$54.95HK Heckler and Koch 30 Round Magazine without Retainers for HK G36 Genuine H&K 30-round magazine without magazine interlocking retainers. Compatible With: HK G36HKP-22195$54.95 -
HK91, G3 Buttstock Set with Backplate - OD Green - Hand Picked
H&K Heckler & Koch
$84.95Original G3, 91, PTR German Army Used Surplus O.D. Green Stock Set - Complete Factory HK German Production. Each stock set is used but in perfect working order. Each set was hand picked and the best sets we have in stock. Includes: Slimline...HKP-18237$84.95 -
HK MP5, HK33, HK93 A2 Fixed Buttstock - Wood
H&K Heckler & Koch
$399.95HK Heckler and Koch Fixed Wood Stock for HK MP5, HK94, HK93, HK33 Never before has there been a commercially available wooden stock for the HK 93 & MP5 series of firearms. The wood stock is a factory surplus walnut stock integrated with the factory...HKP-16328$399.95 -
HK416, MR556 Ejection Port Spring
H&K Heckler & Koch
$9.95H&K HK MR556/416 Ejection Port Spring Compatible With: HK MR556 HK 416HKP-02616$9.95 -
HK33, HK53, HK93 A2 Fixed Buttstock - Surplus
H&K Heckler & Koch
$249.95Surplus - Fixed Stock - HK93,33,53 HK93 Surplus Stock - Black comes with a matching buttpad. Ready to install on your HK or clone rifle. Last remaining units. Once all are gone there will be no more. Compatible HK 93, 33, 53 *Please note that these are...HKP-19075$249.95 -
HK90 Series Cocking Tube End Cap
H&K Heckler & Koch
$39.95H&K Cocking Tube End Cap/Dust Cap This part is Factory HK, painted black and not surplus or old stock. Each is factory-fresh and manufactured in steel. Compatible With: Compatible with all 90 series HK firearms and clones that use a triple...HKP-00099$39.95 -
HK416, MR556 Mil-Spec Enhanced Buffer Tube
H&K Heckler & Koch
$254.95HK 416 & MR556 OTB (over the beach) Buffer Tube/Receiver Extension Each mil-spec buffer tube has built-in drainage holes in the rear of the tube and also on the bottom to maximize efficiency. Each buffer tube has ball-bearing rollers to tighten the...HKP-02716$254.95