Total Dual Bike
Trainer for Hands and Legs
4. Press the ball lock and insert the upper
main stem into the lower part until the ball
lock stuck into the hole.
5. Use 2pcs 5×58mm smaller screws with
2 washers at each 2 sides to assemble the
hand operated pedal on the main stem from
the direction of picture A. Tighten the
screws until the pedal stable.
a:ball lock
a:smaller
Total Dual Bike
Trainer for Hands and Legs
5
4
