MP5K / SP5K Series
Discover the most comprehensive selection of HK MP5K and SP5K parts at HKP. From bolt carrier groups and barrels to trigger packs and magazines, we provide all the HK parts you need to build, upgrade, or maintain your firearm. Whether you're enhancing your MP5K with 922r compliant parts or looking for the perfect SP5K flash hider, our top-quality components are designed for precision, reliability, and performance. Trust HKP for all your MP5K and SP5K parts and accessories.
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On Sale
HK MP5, MP5K - Extractor Spring - 9mm
H&K Heckler & Koch
Now: $9.86Was: $10.95Heckler & Koch HK MP5, MP5K - Extractor Spring - 9mm This extractor spring will fit all of the 9mm HK variants including clones. This part is German HK factory manufactured and made to the tightest of specifications and tolerances and will provide a...Now: $9.86Was: $10.95 -
On Sale
HK MP5 Magazine - 30 Round - 9mm
H&K Heckler & Koch
Now: $77.36Was: $85.95H&K German MP5, SP5, SP5K, and MP5K 9mm - 30 Round Curved Magazine - NEW Heckler & Koch German Magazine 9mm 30 Round curved all-steel magazine. German HK MP5 and MP5K mags are the finest HK magazines you can get. Compatible With: HK MP5,...Now: $77.36Was: $85.95 -
HK MP5, MP5K Magazine - 30 Round - 9mm
Zenith
$39.95HK MP5, MP5K Magazine - 30 Round - 9mm This is one of the best magazine option to have on hand as they have been known to be reliable and at a great price! You can never have enough magazines for your MP5 or MP5K. Buy in bulk and save big. While...$39.95 -
On Sale
HK MP5, MP5K Extractor Spring
H&K Heckler & Koch
Now: $4.46Was: $4.95FMP MP5, MP5K Extractor Spring New old stock HK contract FMP extractor spring will fit all of the 9mm HK variants including clones. This part was made using HK prints on HK contract tooling that the German HK factory manufactured for the Portuguese...Now: $4.46Was: $4.95 -
On Sale
HK Rifle Extractor Spring - Universal
H&K Heckler & Koch
Now: $6.07Was: $6.74HK German 308/7.62 & 556/.223 Rifle Extractor Spring New factory HK German part. The extractor spring is the number 1 replaced item on HK firearms. Many HK gunsmiths recommend upgrading MP5/94 series HK's with this longer/stronger silver spring vs...Now: $6.07Was: $6.74 -
On Sale
HK MP5, MP5K Dual Magazine Clamp - 9mm
HKP HK Parts
$20.97 - $24.46HKP HK Parts MP5 and MP5K Dual Magazine Clamp - 9mm - Lightweight The MP5 and MP5K magazine grip or dual magazine clamp fits all 9mm MP5 or MP5K curved, steel magazines. This part holds two magazines together for ease of use and easy access to 2...$20.97 - $24.46 -
On Sale
HK MP5K, SP5K, SP89 Vertical Foregrip
HKP HK Parts
Now: $20.97Was: $29.95HK Parts USA made vertical "K" grip HK vertical grip for the HK MP5K models. Made in the USA and counts as one US made 922r compliant part. The finest US made forearm available. Compatible With: HK MP5K HK MP5K-PDW HK SP89 HK SP5K...Now: $20.97Was: $29.95 -
On Sale
HK Push Pin for Handguards and Lowers
H&K Heckler & Koch
Now: $8.05Was: $8.95H&K HK Push Pin - Forearm with Lower - Small Push Pin All steel HK German small push pin for use on the lower grip housing. The small push pin is also the correct pin for holding the HK forearm in place. Compatible With: HK91, HK G3, PTR HK93, 33,...Now: $8.05Was: $8.95 -
On Sale
KCI 30 Round MP5 9mm Magazine
KCI
$35.99 - $43.15Korean 30 Round MP5, MP5K Magazine - GEN 2 - KCI USA Compatible With: HK MP5, HK94, MP5SD, HK SP5 HK MP5K, SP89, SP5K Zenith, Century AP5, MKE, POF & Omega, PTR In Spec 94, MP5 & MP5K, SP89 Style Clones Features: Latest generation and factory...$35.99 - $43.15 -
Out Of StockOn Sale
HK MP5, SP5 Ejector Lever - 9mm - Gen 3
H&K Heckler & Koch
Now: $53.96Was: $59.95H&K Heckler & Koch's HK Ejector Lever - 9mm - Gen 3 - Latest 3rd Generation The German latest generation ejector has all of the upgrades and improvements made since the MP5 was introduced over 50 years ago. Fits all of the HK 9mm...Now: $53.96Was: $59.95 -
On Sale
HK Spring - Roller Holder - Retainer - Action 3
H&K Heckler & Koch
Now: $6.07Was: $6.74H&K Heckler & Koch HK Spring - Roller Holder - Retainer - Action 3 Roller Retainer Spring Second-generation roller holder. Each retainer fits all Action 3 9mm MP5 & MP5K bolt heads & MP5 40/10 bolt heads. The roller retainer spring...Now: $6.07Was: $6.74 -
On Sale
HK Small Push Pin for Handguards and Lowers
USA
Now: $6.83Was: $7.59HK Small push pin - US Made All steel small push pin for use on the lower grip housing for a push pin style of lower housing. Black nitride finish which adds extra durability to the pin plus corrosion and abrasion resistance. The small push pin is also...Now: $6.83Was: $7.59