These heavy duty wheels have a diameter of 4 inch and a width of 1 inch. They have a hard inner plastic core and a smooth outer rubber tire. These wheels utilize the .77 inch hub pattern and are ideal for any larger robot you create.
Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of components makes building complex electromechanical prototypes or finished projects a reality.