For verifying the relation between forces acting at a point. Board 750 x 500 x 12mm on battens, with two aluminium pulleys 50 mm dia, clamp for mounting in any position; four S-hooks and scale pan 100mm diameter. WITH-OUT masses.

For verifying the relation between forces acting at a point. Board 750 x 500 x 12mm on battens, with two aluminium pulleys 50 mm dia, clamp for mounting in any position; four S-hooks and scale pan 100mm diameter. WITH-OUT masses.