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 MP5, AP5 Firing Pin Spring
MKE
$4.88HK MP5, AP5 Firing Pin Spring The MKE firing pin spring is compatible with all MP5, AP5, AP5-P, MP5K, and .40/10 variants, as well as most in-spec clones. The firing pin is one of the most...HKP-22485$4.88 -
HK MP5K, SP5K Handguard - M-LOK
MI Midwest Industries
$114.95M-LOK Handgaurd for MP5K, SP5K, SP89 Firearms Features: Made in the USA, 922r Compliant Professional grade one-piece design Simple installatioHKP-18438$114.95 -
HK MP5 .22 Optic Mount - Minimalist - Picatinny Rail
HKP HK Parts
$97.95HKP HK MP5 .22 Minimalist Picatinny Rail Optic Mount Our new picatinny style optic mount is a game changer for those that want to have a minimalist look on their MP5 .22. You can have a picatinny...HKP-21369$97.95 -
HK G36 Magazine - 30 Round
H&K Heckler & Koch
$124.95HK German G36 30 Round Magazine HK German 30-round magazine, designed to perfectly fit all G36, G36K, and G36C variants, as well as converted SL8's with the G36 magwell. These are brand-new,...HKP-00624$124.95 -
HK90 Series Roller for Bolt Head 8.00mm - Standard
H&K Heckler & Koch
$27.95H&K Roller For Bolt Head 8.00mm - Standard The 8mm roller is the proper roller size for the standard "zero" function. The correct 8mm roller is essential for proper head spacing and bolt gap. New HK...HKP-00506$27.95 -
On Sale
Russian GP-5 Gas Mask Kit - Soviet Military - New
Now: $7.50Was: $20.00Russian GP-5 Gas Mask Kit, New - Soviet Military New Soviet civil guard gas mask kit. Civil guard kits are the same as Russian military GP-5 gas masks but have a grey mask instead of military black...HKP-20218Now: $7.50Was: $20.00 -
Out Of Stock
HK416, MR556 Slim Line Buttstock
H&K Heckler & Koch
$97.95Heckler and Koch HK416, MR556 Slim Line Retractable Stock New from HK Germany the slim line retractable stock fits all commercial & mil-spec AR-15/M16 buffer tubes. Marked with the HK logo and issued...HKP-16244$97.95 -
HK Semi Shelf Weldment - Metal Grip Housing
HKP HK Parts
$14.95HKP Semi Shelf Weldment Metal Grip Housing For Semi-Auto Trigger Packs This HK German specification metal trigger frame weldment is designed for converting SEF style housings from full auto to...HKP-16657$14.95 -
HK91, G3 Recoil Spring
H&K Heckler & Koch
$7.95HK German G3, 91, PTR Recoil Spring Best price in the country, on a new German HK factory recoil spring. No surplus or used springs here. Factory-fresh and HK German. Stock up at this price you can...HKP-00360$7.95 -
HK MP5, MP5K Firing Pin Spring
H&K Heckler & Koch
$32.95H&K MP5 & MP5K Firing Pin Spring The latest firing pin spring features a stronger and more durable braided design, surpassing the standard non-braided spring in performance and longevity...HKP-00063$32.95 -
HK Lever - SEF - Long Axle Selector - Polymer Housing
H&K Heckler & Koch
$39.95H&K SEF Long Axle Selector Lever - Polymer Housing If you have a polymer SEF housing such as the contoured type with finger grooves or the SEF navy style grip frames as well as the 0,1 polymer...HKP-00119$39.95 -
HK MP5 9mm SEF Full Auto Trigger Pack - Complete - Used
H&K Heckler & Koch
$289.95H&K MP5/K 9mm SEF Full Auto Complete Trigger Pack - USED Each factory full auto trigger pack includes a 9mm 3rd generation German ejector lever installed. We do NOT use Pakistani, MKE, or US-made...HKP-21356$289.95