Pulley Demonstration Kit

All necessary materials for the standard treatment of block and tackle, wheel and axle, and mechanical advantage, including:Two (2) Stands, base and rod units, Five (5) Crossing Rods, One (1) Pulley Cord, One (1) Wheel and Axle, Six (6) Single Pulleys, Two (2) Quad Pulleys, Two (2) Slotted Mass/ 10g, Three (3) Slotted Mass/ 20g, Five (5)Slotted Mass/ 50g, Five (5) Slotted Mass/100g, Four (4) Weight Hangers, Sixteen (16)Hook Collars