designed to fit 5055 Motors. The "D-Shape" of this pulley slides onto the 5055 motors in a way where it is impossible to spin freely around the shaft. Will not fit regular round shafts.
What's in the Box?
(1) Motor Pulley
(1) Set Screw
Motor Pulley Size: HTD 5M 14.6mm Teeth width x 8mm Shaft Diameter
For Motor Shaft Size: Diameter 8mm
Motor Pulley Teeth: 13T