Force Board Wall type

Comprises a strong board 75 x 60 cm fitted with metal brackets for fixing to wall. Complete with mounting brackets, cords, pulleys and masses. For demonstrating the principles ofthe parallelogram and polygon of forces. The apparatus comprises a strong board 75 x 60 cm fitted with metal brackets for fixing to wall. The design is such that a clear space is left all round the edge of the board for the attachment of pulleys etc. The board is supplied complete with mounting brackets, cords, pulleys and masses.