A Set of 3 Progressive Balance Springs 100G, 250G 500G.

Product: A Set of 3 Progressive Balance Springs.

Quantity: 3 springs per set.

Capacities: 100 g, 250 g, and 500 g.

Design: Durable spring balances with clear scale marking.

Material: Metal spring with a strong, protective casing.

Features:

Allows measurement of force or weight by spring extension.

Hook at bottom for attaching weights.

Loop at top for convenient holding or mounting.

Clearly calibrated scale for accurate reading.

Suitable for: Educational experiments, physics demonstrations, and force measurements.