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 MP5 A3 Retractable Buttstock Sling Attachment Bar - Weldable
H&K Heckler & Koch
$9.95HK MP5 A3 Retractable Stock Sling Bar This part offering is a factory German HK part new unpainted and ready to weld to your application. Can also be used for upgrading a non-ambi stock to an ambi stock by attaching the sling bar to the A3 stock...HKP-17427$9.95 -
HK MP5 9mm Grenade Launcher Attachment - 3-Lug
H&K Heckler & Koch
$149.95H&K MP5 9mm Grenade Launcher Attachment - 3-Lug This is a rare part and hard to come by. Perfect for MP5 9mm series. Specifications: 3-Lug Compatible With: HK MP5/MP5K HK SP5/SP5K HK 94HKP-16975$149.95 -
HK MP5SD Brass Catcher - Quick Detach
B&T Brugger & Thomet
$210.00B&T MP5SD Brass Catcher For Use With B&T Handguard The B&T brass catcher for the MP5SD locks into perfect position when mounted to the matched B&T's HK MP5SD Tri-Rail Handguard. Features a quick disconnect mechanism for easy...HKP-18099$210.00 -
HK33, HK53, HK93, HK91, HK G3 Flash Hider - Threaded 15x1 - Used
H&K Heckler & Koch
$15.95Heckler and Koch's Flash Hider - 15x1 RH - Used Used / surplus HK German flash hider threaded 15x1 RH. Please inspect pictures to ascertain the average condition of these flash hiders. Compatible With: HK33 HK53 HK93 HK G3 HK91HKP-00717$15.95 -
HK MP5, SP5 3-Lug Faux Suppressor - MP5SD Style
MFI
$167.95HK MP5, SP5 3-Lug Faux Suppressor - MP5SD Style MFI replicated the classic MP5SD suppressor appearance. Designed to fit any factory spec 3-lug barrel and a perfect match with the HKP MP5 SD-style handguard conversion. This combination delivers the...HKP-22440$167.95 -
On Sale
HK MP5, MP5K Magazine - LEO Marked - 9mm - 30 Round - USED
H&K Heckler & Koch
Now: $134.95Was: $199.95HK 30 Round HK MP5, MP5K LEO Marked 9mm Magazine - USED SOLD INDIVIDUALLY USED PARTS ARE SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. This is a used H&K German MP5 9mm 30-round magazine. All MP5 magazines...HKP-20517-USEDNow: $134.95Was: $199.95 -
Compact Vertical Foregrip with Hand stop - M-LOK
JMK
$88.95Compact Vertical Foregrip with Hand stop - M-LOK The JMK Vertical Foregrips are ideally suited for applications with restricted space. Equipped with a rapid, straightforward M-LOK attachment system, it can be mounted on any configuration with an M-LOK...HKP-22406-M$88.95 -
HK MP5K, SP5K ACR Folding Stock With Adapter - Picatinny
F5 MFG
$324.95HK MP5K, SP5K ACR Folding Stock w/Adapter - Picatinny The HKP picatinny end cap with the F5 ACR stock allows users to easily swap this, and other stocks, between their K and other platforms. This drop-in ready assembly attaches with the K's two...HKP-22351-M$324.95 -
HK416, MR556, HK417, MR762 Pistol Grip - Tool Included
H&K Heckler & Koch
$159.95HK Heckler and Koch's Pistol Grip with tool - Black Factory German pistol grip in black. Compatible With: HK416, MR556 HK417, MR762 M27 G28 AR-15, M4, & M16 PlatformsHKP-22208$159.95 -
Out Of Stock
HK MP5 Recoil Rod Assembly
RCM
$54.95RCM HK MP5 Recoil Rod Assembly The recoil rod and spring assembly is a great item to have on hand for replacement and spares as this is a consumable part. Compatible With: HK MP5 NOT compatible with SP5 with the F-style recoil rod MP5 clones and custom...HKP-22202$54.95 -
HK MP5, HK90 Series Trigger Box - Full Auto SEF - USED
H&K Heckler & Koch
$89.95Heckler and Koch USED Full Auto SEF Trigger Box for the HK90 Series UNIT QUALITY MAY VARY - SEE PHOTOS FOR EXAMPLE OF CONDITION RANGE Used genuine HK full-auto trigger box for HK90 series firearms. Controls fire selector function and houses fire control...HKP-22156$89.95 -
On Sale
HK MP5K Barrel - .357 Sig - Threaded 1/2x32 with 3 Lug - Gunsmith Special
USA
Now: $59.95Was: $289.95HK MP5K .357 Sig Barrel - 3 Lug - Threaded 1/2x32 - Gunsmith Special Unfinished US-Made MP5K .357 Sig barrel. Please Note: Will require work before being functional. HKP recommends the work be performed by a professional gunsmith. Condition will...HKP-99177Now: $59.95Was: $289.95