GMT double sector gear set for ver.2 electric guns

New steel model with hyper speed available
sector gear with double release teeth and double delayer cam
allows two shots at every cycle!!!
special tappet plate for ver.2 gearbox is included
to be used with original torque gears with flat teeth..
fits all models except m14/psg
to be used with hi power sp140 spring (90m/s output)