For use in a building having a roof and a wall each formed of hollow logs, wherein the wall has an uppermost horizontal log, a device is provided for connecting the roof to the wall. The front fork assembly is rotatably supported by a frame of the scooter and supports a front wheel of the scooter on its lower end. The interior bore has a central axis and includes at least two arcuate grooves that extend along the interior bore towards the attachment end. The first outer portion has a first outer leg, an intermediate portion, and a second outer leg that together define a cavity.