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 UMP, USC M-LOK Attachment Piece
HKP HK Parts
Now: $23.96Was: $29.95HKP HK UMP/USC M-LOK Attachment Piece Upgrade your UMP and USC with the HK Parts M-Lok attachment piece, designed to eliminate the hassle of snagging and shredding your knuckles on Picatinny rails. This exceptional set significantly expands the range of...Now: $23.96Was: $29.95 -
On Sale
HK416 A1 Upper Receiver - 10.4"
H&K Heckler & Koch
Now: $2,699.95Was: $3,499.95Heckler and Koch's 10.4" Complete Upper Receiver Kit for your HK416 Features: Factory German 10.4" length (2008) date coded P.D trade-in de-serialized during the de-milling process. Finish your build with a matching lower from STS...Now: $2,699.95Was: $3,499.95 -
On Sale
HK MP5, AP5 Firing Pin
MKE
Now: $13.46Was: $14.95MKE HK MP5/AP5 Firing Pin - 9mm MKE firing pin for HK MP5 platforms. Compatible With: HK MP5/SP5 Century Arms AP5/AP5P Zenith ZF-5/ZF-5K PTR 9CT/9KTNow: $13.46Was: $14.95 -
On Sale
HK MP5 Parts Kit - A3 - 10mm / .40 S&W - 3 Round Burst - 4 Position
H&K Heckler & Koch
Now: $4,319.95Was: $4,799.95H&K HK MP5 40/10 A3 - 4 Position 3 Round Burst Parts Kit Genuine German HK MP5 .40 parts kits are becoming increasingly rare, and this setup is a prized find. Featuring the sought-after bolt hold open feature, the 4-position/3-round burst trigger...Now: $4,319.95Was: $4,799.95 -
On Sale
HK90 Series Ejector Lever Axle for SEF, Navy, and Burst Trigger Packs
MKE
Now: $10.10Was: $17.95MKE Trigger Pack Ejector Lever Axle Fits all SEF & Ambidextrous style HK trigger packs regardless of caliber. MKE product made on HK tooling. Fits all of the following 90 series trigger packs: SEF, O,1 Navy BurstNow: $10.10Was: $17.95 -
On Sale
HK MP5 Rear Sights Locking Washer
MKE
Now: $1.46Was: $2.45MKE HK MP5 Rear Sights Locking Washer Secures the rear sight assembly on MKE and HK MP5 models to maintain proper alignment. Compatible With: Century Arms AP5 HK MP5/MP5K HK SP5/SP5K Will work with all 90 series firearmsNow: $1.46Was: $2.45 -
On Sale
HK MP5 Recoil Spring
MKE
Now: $6.34Was: $10.99MKE HK MP5 Recoil Spring Great replacement and spare recoil spring as this is a common repair and replacement item. Compatible With: HK MP5 Century Arms AP5 Clones & custom buildsNow: $6.34Was: $10.99 -
On Sale
HK 90 Series Locking Roller for Bolt Head - 7.96mm
MKE
Now: $20.66Was: $28.95MKE -4 Roller for Bolt Head 7.96mm - Under-sized The proper roller size is essential for proper head spacing and bolt gap. Made in Turkey by MKE on HK tooling. Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the...Now: $20.66Was: $28.95 -
On Sale
HK MP5, 90 Series Holder Plate for Locking Rollers
MKE
Now: $22.45Was: $29.95MKE Roller Retainer Plate for Rollers This item is a common wear item that is great to have on hand as they are one of the top items that break or fail with use and age of the service weapon. Compatible With: HK MP5, 94 HK MP5K, SP89 HKG3, 91,...Now: $22.45Was: $29.95 -
On Sale
HK90 Series Sear and Trigger Axle - USA
MKE
Now: $1.79Was: $1.99HK Sear and Trigger Axle For 90 Series - SURPLUS MKE sear and trigger axle for the 90 series style trigger packs. Each axle pin (aka pivot pin) measures .197 inches (5.0mm). Each HK trigger pack uses a total of 2 of these axle pins per trigger pack...Now: $1.79Was: $1.99 -
On Sale
HK Mark 23 Extended Magwell
HKP HK Parts
Now: $63.96Was: $79.95HKP HK Mark 23 Extended Magwell The HKP MK23 extended magwell improves upon the factory design with a larger opening and additional, textured grip area. That translates to faster mag changes and better control of the pistol, especially when wearing...Now: $63.96Was: $79.95 -
On Sale
HK33, HK53, HK93 Spring - Push Pin
MKE
Now: $1.97Was: $3.95MKE HK33, HK53, HK33 Push Pin Spring A must have replacement spring to have on hand. A quick and easy install spring to get your push pins back to working condition. A great replacement for those worn out springs that come loose while in action...Now: $1.97Was: $3.95