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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HK21 Recoil Spring
H&K Heckler & Koch
$79.95H&K HK21 (7.62x51/.308) Recoil Spring New HK Factory HK21 triple braided recoil spring. Compatible with early HK21's manufactured by HK and FMP. The 21E requires a different spring.HKP-00238$79.95 -
HK Sling Hardware
H&K Heckler & Koch
$4.95HK German Sling Hardware New Old Stock Slider and sling tension adjuster for HK style slings and other sling applications. Steel manufacture.HKP-19367$4.95 -
Out Of Stock
HK416 E1, MR556 Charging Handle - Ambidextrous
H&K Heckler & Koch
$129.95H&K HK MR556/416 E1 Charging Handle - Ambidextrous HK's design boasts a smooth & easy to release latch with an enhanced oversized charging handle. Compatible With: HK MR556 HK 416 Other AR15, M4 & M16 applicationsHKP-01959$129.95 -
HK416, MR556, HK417, MR762 Detent Takedown Pin
H&K Heckler & Koch
$9.95Heckler and Koch HK417, HK MR556, HK417, HK MR762 Detent Takedown Pin Factory H&K takedown pin for MR556 A4. Compatible With: HK416, MR556 HK417, MR762HKP-02540$9.95 -
HK91, G3 Slimline Handguard - OD Green - Used
H&K Heckler & Koch
$14.95H&K 91/G3 (7.62x51/.308) Slimline Forearm - OD Green - Used This is a used German Military surplus OD green Slimline Forearm with a heat shield. Each forearm is in good condition and can be restored with a bit of TLC. The conditions range from good...HKP-16265$14.95 -
HK MP5, HK94 Trigger Group - 9mm - 2 Position Navy Housing 0,1 - Safe, Semi Only
HKP HK Parts / Heckler & Koch
$649.95HKP MP5 & HK94 9mm Trigger Group 2 Position Navy Housing 0,1 - Safe, Semi Only A lower cost alternative to the hard-to-find German HK FBI or 0,1 ambidextrous trigger groups. Now, for the first time, we have the popular ambidextrous trigger group...HKP-17238$649.95 -
HK MP5, MP5K Flash Hider - A2 Style - 3-Lug - 9mm
HKP HK Parts
$99.95MP5, MP5K Flash Hider - A2 Style - 3-Lug - 9mm Easily attaches to the end of any factory specification 9mm 3 lugged barrel. This flash hider does not require the of threads as it attached to the 3 lug tip. Also a great addition for any of 3 lug barrels...HKP-19520$99.95 -
HK91, G3 Barrel Chamber Flute Cleaning Brush
H&K Heckler & Koch
$25.95HK German .308/7.62mm Chamber Flute Brush- New This brush is a must-have for cleaning the chamber flutes on a G3/91-style firearm. If the flutes become clogged or dirty, the firearm will cease to extract properly and render your HK firearm useless, until...HKP-00500$25.95 -
HK Semi Auto Trigger Box - Billeted
HKP HK Parts
$69.95HK 90 Series, Century, PTR, & Zenith Trigger Pack - USA This part is a perfect 922r compliant part as it counts as one of the needed US-made parts. Each unit comes with new style updates for ease of putting parts into the trigger pack, and your...HKP-02384$69.95 -
HK MP5, HK33, HK53, HK93 Catch with Roller for SEF and Navy Trigger Packs
H&K Heckler & Koch
$8.95H&K Friction Sear For SEF, Navy Trigger Packs New HK German Friction Sear for SEF & Navy trigger packs. This item is also referred to as the catch with roller but more commonly called a sear.HKP-16198$8.95 -
HK SP5K Grip Module - SL
Magpul
$219.95 - $239.95Magpul HK SP5K SL Grip Module HK Parts brings a solution for those wanting to upgrade to the Magpul SL grip. This is a perfect option for those wanting improved ergonomics and a modern aesthetic. The pictograms are hand-painted to match the factory...HKP-20945-M$219.95 - $239.95 -
HK91, G3 SEF Navy Style Trigger Housing - Push Pin - USED EXELLENT
H&K Heckler & Koch
$49.95H&K G3/91 (7.62x51/.308) SEF Navy Style Trigger Housing - Push Pin - USED EXELLENT German made Heckler & Koch grip housing comes in black polymer. Accepts standard SEF or 0,1 style trigger packs & SEF longer axled selector levers. Priced to...HKP-18335$49.95