Finally you can enjoy fast tuning of your MTW choosing between multiple fire mode and the always nice dual trigger (binary) and RAMP features. Gorilla Trigger Board for MTW is simple to install: just replace the original MTW board with our kit. The 2 springs, the holder and the screw need to be ported from original board to ours.Gorilla FCU has enough space to be placed in the tube with the battery, as you can see.Mechanical Magazine empty stop has been replaced by the software “Magazine Counter” features from Gorilla FCU.Bolt Catch feature will be lost.