Wheel and Axle Simple Form

Wooden double wheeled pulley Consisting of a wooden double wheel with flat-bottomed grooves, 150 and 50 mm diameter respectively. The wheel is pivoted on a spindle 10 mm diameter which projects for a distance of 100 mm so that the apparatus may be clamped to a normal retort stand. The apparatus is supplied complete with two hooks and 6 meters of cord but without masses and stand.