Currently for the EMEK/MG100/ETHA3M, m170R, and GMEK.
Quick Valve Installation
This drop-in trigger valve upgrade unlocks the full potential of the Planet Eclipse mechanical guns, allowing you to keep up with the best of rest.
To install the Hair Trigger valve you just unscrew the two frame screws on the Emek.
Once you have removed the frame you will slide the older valve out of the top of the Emeks frame and slide the new Hair valve into the frame.
The Emek trigger is not adjustable like the Eclipse M170 is so check out the Inception Designs Fang trigger as well.