Eisco Labs Simple Machines, Motion Converter

This wooden machine easily demonstrates how rotational motion can be converted into the linear motion The durable wooden construction makes this model ideal for classroom use Comes fully assembled and includes an instruction manual to fascilitate use of the apparatus by students and teachers Made of particle board and wooden blocks. Gears are 4 3/4" in diameter. Mounted to a 15 1/4" by 2 5/8" base and sits 5 3/4" tall.