Pulley, Table Top,Ball Bearing. Adjustable.

Great for experiments calling for a pulley at different heights, this pulley rotates 360°. Adjusting up to 10 cm, it locks in place with a thumbscrew and can attach to surfaces to 5 cm thick. Two-piece apparatus includes glass filled nylon molded clamp and pulley; sheave 2" (50 mm) diameter; stainless steel rod.