Tricopter v1.0

A recent Tricopter design by me. The frame is designed with 3 slots for interchangeable modules. This frame isn't the lightest out there but is very strong and assembles easly I have included a Gopro mount for the front slot. I wonder what other modules people will design for it? The tail yaw mechanism uses a standard aluminum spacer from home depot and a bolt as the axle. I use 14mm carbon fiber tubes for the arms. Motor mount holes are 19mm and 16mm and fit my NTM motors. Also included a