H&K Heckler & Koch

H&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...

H&K Roller Sear For Burst Trigger Packs New HK German Roller Sear for SEF & Navy trigger packs. This is the newer style "roller" type not the older friction type of sear. This item is also...

H&K Roller Sear For SEF & Navy Trigger Packs It is the newer style, not the older friction type of sear. This item is also referred to as the catch with a roller but is more...

H&K Roller Type Trip Lever This is a genuine German Heckler & Koch part. This is the newer style trip lever for use with a roller sear catch, not the older friction type...

Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.    

HK 90 Series SEF & Navy Style Trigger Return Spring - Surplus For HK 90 series (semi or full-auto). This item will fit any NON-burst trigger pack. Compatible With: MP5, MP5K, SP89, & SP5K HK...

H&K SEF Grip Frame Clipped & Pinned With Finger Grooves New latest HK German manufactured SEF polymer grip frame. Each unit has been professionally clipped and pinned and set up for the...

H&K SEF Long Axle Selector Lever Like new - Polymer Housing Sorted to provide the best looking selector levers for your build. Some will have some signs of installation and usage but a overall a...

HK SEF Longer Axle Selector Lever For The Polymer SEF Type Grips Or Trigger Housings - Used This is the factory-correct selector lever for SEF or SEF-style semi-auto-style trigger packs and grip...

HK German SEF Extended Axle Selector Lever For Polymer Housings - Extended The HK Extended SEF Long Axle Selector Lever is designed for use with polymer SEF-type grips or trigger housings. This...

H&K SEF Selector Lock Out Safety Key You must have a special lever to use this tool. Compatible with all SEF lockout selectors.

HK German Ambidextrous Trigger Pack Axle Catch Lever This is the lever that allows you to take apart any of the ambidextrous trigger packs. This lever takes the spring tension off the left and right...