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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On Sale
HK USP9 Magazine - 10 Round - Standard Floorplate
H&K Heckler & Koch
Now: $49.46Was: $54.95HK USP9 Magazine - 10 Round - Standard Floorplate Factory 10-round magazine for the HK USP9, featuring a standard floorplate. Compatible With: HK USP 9mmNow: $49.46Was: $54.95 -
On Sale
HK MP5, MP5K Folding Stock or Brace - HDA3
Haga Defense
Now: $314.95Was: $349.95HDA3 Stock and Brace for MP5K, SP5K The HDA3 is a modular, USA-made stock and brace system developed by Haga Defense and A3 Industries. Built for strength, adaptability, and cross-platform compatibility, it delivers premium rigidity, smooth...Now: $314.95Was: $349.95 -
On Sale
Arm Brace Hook
MI Midwest Industries
Now: $88.16Was: $97.95Midwest Industries Arm Brace Hook The Arm Brace Hook is designed for pistols that use a 1.2" diameter buffer tube. It provides a secure and stable point of contact while offering a built-in, ambidextrous QD sling interface. Specifications: Works with...Now: $88.16Was: $97.95 -
On Sale
HK MR762 A4 Upper Receiver Kit - 13"
H&K Heckler & Koch
Now: $2,249.95Was: $2,499.95HK MR762 A4 Upper Receiver Kit - 13" The MR762 A4 kit contains a complete upper receiver and barrel assembly. The closed system design significantly reduces malfunctions typically associated with direct-impingement gas systems, as hot carbon fouling and...Now: $2,249.95Was: $2,499.95 -
On Sale
HK MP5 Optic Mount - Raised - Burris FastFire - 3.5 MOA
HKP HK Parts / Aimpoint
Now: $458.95Was: $509.95HK MP5 Burris FastFire 3.5 MOA Red Dot with Raised Optic Mount The HKP Raised optic mount was designed to elevate the sight to a height that is both comfortable and easy to view, while retaining an unobstructed view of the factory sights. Get the best of...Now: $458.95Was: $509.95 -
On Sale
HK MP5, MP5K Optic Mount - 9mm - Raised - Picatinny
MI Midwest Industries
Now: $107.95Was: $119.95Midwest Industries HK MP5, MP5K Tall Optic Mount - 1913 Picatinny Rail Tall, clamp-on optic mount for HK MP5 and MP5K pattern firearms, giving a higher, more upright sightline while still allowing use of the factory diopter sights. Ideal for mounting...Now: $107.95Was: $119.95 -
HK MP5, MP5K Optic Mount - Raised - Aimpoint
MI Midwest Industries
$104.95Midwest Industries HK MP5, MP5K Tall Optic Mount Tall, clamp-on optic mount for HK MP5 and MP5K pattern firearms, giving a higher, more upright sightline while still allowing use of the factory diopter sights. Ideal for mounting micro red dots with a...$104.95 -
HK MP5, MP5K Optic Mount - Optic and NV, Laser - Picatinny, Aimpoint T-1, T-2, and ACRO P-1, P-2
MI Midwest Industries
$174.95Midwest Industries HK MP5, MP5K Optic and IR, NV, Laser Mount for Aimpoint T-1/T-2 and Aimpoint ACRO Tall, clamp-on optic and laser mount for MP5 and MP5K pattern firearms. Allows you to run a micro red dot and an IR illuminator, and/or laser at the same...$174.95 -
On Sale
HK MR556 A4 Hammer - Incomplete - Semi-Auto
H&K Heckler & Koch
Now: $39.56Was: $43.95Heckler and Koch Hammer for HK MR556 Semi-Auto rifles Factory-original German steel hammer for MR556 A4 rifles. Designed as a direct replacement for worn or damaged hammers in MR556 A1 and A4 trigger assemblies. Compatible With: MR556A1 MR556...Now: $39.56Was: $43.95 -
On Sale
HK MP5 Case Deflector - 9mm, .40 S&W Receivers
HKP HK Parts
Now: $19.96Was: $24.95HKP HK MP5 Case Deflector - 9mm, .40 Receivers US-made steel case deflector for HK MP5 and MP5K receivers in 9mm and .40 S&W. Installs on the ejection-port flat, rivet or weld, to redirect brass and support reliable extraction on MP5 and MP5K style...Now: $19.96Was: $24.95 -
On Sale
HK MP5, MP5K, AP5 Replacement Kit - Firing Pin and Spring
MKE
Now: $16.95Was: $19.95MKE HK MP5, MP5K, AP5 Steel Firing Pin and Spring Replacement Kit Replacement steel firing pin and spring kit for HK MP5 platforms. Direct-fit parts for repairing or replacing worn firing components in MP5-style bolt assemblies. Includes: Firing...Now: $16.95Was: $19.95 -
HK MP5, AP5 Recoil Rod
MKE
$64.95MKE HK MP5, AP5 Steel Recoil Rod Turkish-made steel recoil rod for MP5-style firearms. OEM-quality part that replaces worn or bent recoil rods and is designed to help restore smooth cycling and proper bolt movement on 9mm MP5 and AP5 roller-delayed...$64.95