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 G36/SL8 (5.56/.223) Ejector Spring
USA
$19.95HK G36 & SL8 Series Of Ejector Spring. Great item to have on hand as this is prone to wear and breakage- US.HKP-18374$19.95 -
HK MP5 Trigger Pack - 9mm - SEF Style 0,1 - Safe, Semi
HKP HK Parts
$359.95HKP/H&K MP5/K 9mm SEF Semi-Auto Complete Trigger Pack We have one of the best HK gunsmiths in the country that can take hand-picked German HK F/A trigger packs and modify them to semi-auto. This is done with the best and most precise machinery and...HKP-00152$359.95 -
HK MP5, SP5 Optic Mount - Raised - Trijicon MRO
HKP HK Parts
$134.95HKP HK MP5/SP5 Raised Trijicon MRO Optic Mount The HKP Raised MRO Optic Mount was designed to give the shooter full view of both the MRO and the factory sights. The MRO mounting base is elevated enough to give an unobstructed view through the factory...HKP-21891-M$134.95 -
HK21 FMP Complete Build Kit- Non Matching Numbers
FMP HK CONTRACT
$3,124.97HK21 Complete Build Kit- Non Matching Numbers HK Parts brings you another exhaustive parts kit. Our HK21 parts kit includes everything you need to resurrect an iconic classic and hit the range for belt-fed action. We also included our own hanger with a...HKP-21626$3,124.97 -
HK MP5 Binary SL Selectors
HKP HK Parts
$69.95HKP HK MP5 Binary SL Selectors: Our selectors were made to work specifically with the Magpul SL housing in conjunction with the popular Franklin Armory Binary trigger pack. We aimed to keep the same aesthetics as our SEF style binary selector levers but...HKP-21438$69.95 -
HK MP5, MP5K Telescopic Buttpad
B&T Brugger & Thomet
$190.00B&T HK MP5, MP5K Telescopic Buttpad - Brace Conversion B&T replacement stock buttpad. Also used to convert B&T's telescopic brace to a stock (BT-200601) Compatible With: HK MP5 HK MP5K MAC-5 clones may require custom fitment...HKP-21384$190.00 -
On Sale
UZI Magazine - 25 Round - New Old Stock
IMI
Now: $29.95Was: $48.95Uzi 25 Round 9mm Magazine - IMI Licensed - Mec-Gar Manufacture Made in Italy by the renowned Mec-Gar magazine manufacturing company with IMI Licensing. An all-steel production and a blued finish to help protect it against rust. These are the last...HKP-21232Now: $29.95Was: $48.95 -
HK416, MR5566 Sling Loop - Ambi
H&K Heckler & Koch
$154.95H&K HK MR556/416 Ambi Sling Loop Ambidextrous sling loop for a quick and easy carrying option. compatible with any sling that attaches via a sling hook. Intended for the HK 416 format but is compatible with any picatinny rail. Compatible With: HK...HKP-20341$154.95 -
HK G36, SL8 Firing Pin - All Variants
H&K Heckler & Koch
$59.95HK German G36/SL8 Firing Pin This is a great spare to have on hand. The firing pin fits all G36, G36K, G36C & SL8 variants. Compatible With: HK G36/G36K/G36C HK SL8HKP-00289$59.95 -
Gamma Muzzle Brake - Threaded 5/8x24 RH
Aero Precision
$104.95Aero Precision (7.62x51/.308) Muzzle Brake Gamma - Threaded 5/8x24 RH The VG6 GAMMA is a muzzle brake and compensator hybrid. It virtually eliminates recoil and minimizes muzzle movement. The unique combination of both braking and compensating features...HKP-19675$104.95 -
HK UMP, USC Bolt Carrier - Semi Auto - .45 ACP - Complete
USA
$399.95USA HK UMP/USC .45 Semi Auto Bolt Carrier - Complete Replacement part for USC to UMP conversions. Marked .45 semi auto just like the OEM carrier. Includes: Extractor Firing Pin Firing Pin Spring Firing Pin Retaining Pin Compatible With: HK UMP ...HKP-18588$399.95 -
$19.95