RVFM Push-Pull Spring Balances
- RVFM 83215, This pack contains a full set of 6 Push Pull Spring Balances. Their design means these balances can demonstrate not only the weight of suspended objects but also the force used to push or pull them. A clear extended rod allows pupils to use a drywipe marker to create their own scale ranges. RVFM
- Set of Colour Coded Push Pull Spring Balances
- Pack of 6