Tandem Pulley, 2 Pulleys

For experiments with fixed and movable pulleys. Non-deformable, low-friction pulleys with cord grooves and hooks at the ends of both axles for suspending from fixed supports or other pulleys. The enclosed design of the plastic frame prevents the cord from slipping off the pulley. Pulleys: 2 Diameter: 37mm, 50 mm Material: Aluminum