MP5K / SP5K Triggers / Packs / Housings

Refinished German 90 Series Trigger Compatible With: HK91, G3, PTR HK93, 33, 53 HK MP5, 94, Zenith, POF, MKE Clone or other custom builds

MKE MP5/MP5K, AP5 Hammer Spring MKE MP5/AP5 replacement hammer spring.  Worn hammer springs can cause light primer strikes and misfires.  A great part to load up on for years of trouble free shooting. Crafted per HK specifications by MKE...

HKP/H&K MP5K/SP89 9mm SEF Metal Style Grip Frame Each German HK housing started out as a factory HK German select fire metal housing. Each housing was modified by welding in a factory correct semi auto shelf, clipped from a double tang housing to a...

HKP 90 Series Flat Trigger - Skeletonized - USA The HK Parts Skeletonized flat trigger for 90 series firearms offers improved control, reduced weight, and a custom look. Precision-machined from billet ordnance-grade steel with a QPQ nitride finish for...

H&K MP5K 3 Position (0,1,F Pictogram) Navy Style Ambidextrous Housing - Push Pin - 9mm This is a factory German push pin style housing. HK marked and new latest factory fresh production. Specifications: 3 Position Pictogram Markings: 0,1,F Navy...

H&K MP5K & SP89 9mm SEF Navy Style Housing - Clipped & Pinned - LIKE NEW Each housing is clipped and pinned and fitted for the semi auto shelf of the HK MP5K builds or SP89 firearms. Specifications: Made In Germany Clipped & Pinned Used...

H&K 2 Position (0,1) Semi-Auto Trigger Pack Housing This trigger pack housing is professionally converted to semi-auto with all legal and correct modifications, including a semi-sear hole and trigger stop. It is designed to provide reliable...

Franklin Armory HK MP5K - BFSIII HK-C1 – Binary Trigger Group – Ambi 3 Position Housing In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest semi-automatic trigger on the...

Lee Sporting LS5 HK MP5K Complete Trigger Group Flat Trigger The LS5 trigger group from Lee Sporting is a definitive ergonomic upgrade over the OEM grip, boasting a weight reduction of 4.3oz compared to the original. This billet aluminum trigger group is...

H&K HK SEF & Navy 3 Position Trigger Spring Elevate your HK 90 series performance with a factory-fresh trigger spring, designed for both semi and full-auto models. These are an essential upgrade for any 90 series owner, ensuring optimal...

HKP 9mm SEF Semi Trigger Pack - ENHANCED 5-6 LBS Trigger Pull These trigger packs start as a F/A pack and gets professionally converted to the BATFE specs so you can rest assured the trigger pack is done correctly and to spec. These refinished trigger...

MP5 to MP5K Housing Conversion Service At HK Parts we are now offering our own HK trigger housing conversion service. No one does a better job with quicker turn around then we do. This conversion is the best option for those that want to install hard to...