New Arrivals
Shop the latest arrivals at HKP! We have a wide selection of new and innovative products for your HK MP5, HK SP5, HK P30, HK VP9, HK USP, and more. Whether you're looking for performance upgrades, cosmetic enhancements, or simply want to keep your H&K in top condition, we have you covered. Shop our new arrivals today and get the latest gear for your favorite HK firearm.
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HK G36 Mounting Rail Carry Handle - Portuguese Version
B&T Brugger & Thomet
$149.95HK G36 Mounting Rail Carry Handle, Portuguese Version Swiss-made B&T G36 mounting rail designed for the HKG36 carrying handle, based on the Portuguese military configuration. Manufactured by B&T Switzerland this rail delivers exceptional quality...HKP-99446$149.95 -
QD Offset Adapter 4mm Compatible with Surefire G2
B&T Brugger & Thomet
$28.95B&T QD Offset Adapter 4mm compatible with Surefire G2Secure your Surefire G2 weapon light to any Picatinny rail section on your firearm with this quick detach, light-weight mount from B&T. Compatible with: All firearms equipped with a Picatinny...HKP-99445$28.95 -
AR-15 Ambidextrous Forced Reset Selector (G-LEVER) - Geissele Compatible
Atrius
$269.00AR-15 Ambidextrous Forced Reset Selector (G-LEVER) - Geissele Compatible Atrius Development forced reset selectors for Geissele triggers. Enables the user to select from 3 positions; SAFE, SEMI (Traditional) and SUPER-SEMI.The G-LEVER is an...HKP-22550$269.00 -
HK MP5, MP5K, SP5, SP5K Magazine Catch - 9mm
MKE
$26.95HK Magazine Catch High-quality magazine catch manufactured by MKE, built to the latest style for improved reliability on factory and clone firearms. Machined from a single piece of steel for increased durability and smoother, more consistent mag...HKP-22549$26.95 -
HK MP5, AP5 Magazine Catch Push Button
MKE
$6.95HK MP5, AP5 Magazine Catch Button Push button for magazine catchCompatible with: HK MP5, SP5 HK MP5K, SP5K HK SP89 HK94 HK33, HK53, HK93 HK91, G3 In-spec. clones and custom buildsHKP-22548$6.95 -
HK MP5 A3 Retractable Buttstock Lever Rebuild Kit
H&K Heckler & Koch
$49.95Heckler and Koch Lever Rebuild Kit for A3 Retractable Buttstocks Rebuild kit for worn out or to complete A3 retractable stocks with metal back plate Compatible with: MP5 HK33 HK91, G3HKP-22547$49.95 -
On Sale
HK UMP, USC Optic Rail - Picatinny
H&K Heckler & Koch
Now: $17.95Was: $19.95HK UMP, USC Optic Rail - Picatinny Factory HK UMP and USC Picatinny machined aluminum optic rail with mounting hardware. Compatible With: HK UMP, USCHKP-22541Now: $17.95Was: $19.95 -
HK21E, HK11A1, HK11E Barrel With Grip - 17.7"
Michaels Machines
$1,478.95MM HK21E, HK11A1, HK11E Barrel - 17.7" Michael's Machines HK21E barrels are crafted in the US from 41V50 CHF blanks and fully nitrided for optimal corrosion resistance. Barrels come complete, drop-in ready with a new factory flash hider and fully...HKP-22540$1,478.95 -
HK21 FMP Ultimate Build Kit- Matching Numbers - Complete RCM Barrel
FMP HK CONTRACT
$3,748.95HK21 Complete Build Kit- Matching Numbers HK Parts brings you another exhaustive parts kit. Our numbers-matching Ultimate HK21 parts kit includes everything you need to resurrect an iconic classic and hit the range for belt-fed action. Kit includes...HKP-22539$3,748.95 -
HK21 FMP Ultimate Build Kit - Matching Numbers - Complete MM Barrel
FMP HK CONTRACT
$4,148.95HK21 Ultimate Build Kit- Matching Numbers with Michael's Machines Complete Barrel HK Parts brings you another exhaustive parts kit. Our numbers-matching Ultimate HK21 parts kit includes everything you need to resurrect an iconic classic and hit the...HKP-22538$4,148.95 -
$120.95 -
HK MP5 Optic Rail - M-LOK - Midwest G2
MI Midwest Industries
$136.95Midwest Industries HK MP5 Optic Rail M-LOK Mil-Spec optic rail designed for the HK MP5 platform featuring M-LOK attachment points. Provides a stable mounting surface for optics and accessories on MP5 series submachine guns. This model is sought after for...HKP-22536$136.95