Friction Power Unit
ITEM# 70222

This is a friction power unit, which can be used to power
Educational Construction models and other creations. Spinning the
drive wheel rotates the flywheel in the unit, which stores power
and feeds it out through the shaft, to the crank wheels.

Dimensions = length: 65mm, width (excluding shaft): 40mm, height:
50mm.
Can be used with the extensive range of separately-sold
Educational Construction Series items such as universal plates,
arms, wheels, tracks and more!
Unit features a clear ABS case.
Gear ratios = 37.8:1 and 44.1:1
Features a front roller - by using kit-included crank wheels or
fitting separately sold rear wheels such as those in Item 70193
Slim Tire Set (36mm, 55mm Diameter), the unit itself becomes a
moving vehicle.