Slide Box, Wooden

For verifying laws of composition and resolution of forces, comprising a machined aluminium table 40 cm dia., scale graduated 360°, on heavy vertical support rod and tripod base. Complete with one ring, 4 sliding clamp pulleys. Supplied with four cords with rings at one end, without masses.

The Equal Mass Metal Cylinder Set includes Aluminum, Copper, Brass, Tin and Zinc. Each Cylinder measures ½” in diameter and has the same mass, 20 gm.