7-Piece Plastic Pulley Kit for DIY Belt Assembly - Perfect for Toy Cars, Automobiles, Robots & STEM Projects | Durable Construction for Smooth Operation in Home Workshops & School Science Experiments

Description: If you are a model amateur, you would know that pulleys are essential and necessary parts for models. Aircraft, automobiles, boats, robots and other small production of science and technology will all need to use pulleys . Here we provide 7pcs pulleys of different sizes which may meet your basic needs for model making. They are also good replacement parts of old or broken pulleys. Specifications: Material: Plastic Color: As pictures show Type: 62A,132A,16.82A,182A,242A,102B,122B 62A: Diameter 6mm, center shaft 1.95mm 132A: Diameter 13mm, center shaft 1.95mm 16.82A: Diameter 16.8mm, center shaft 1.95mm 182A: Diameter 18mm, center shaft 1.95mm 242A: Diameter 24mm, center shaft 1.95mm 102B: 12mm pulley+102B gears, inner bore 2.05mm, loose-fitting(large wheel OD 14.6mm, small wheel OD 5.75mm) 122B: Diameter 16mm, gear of 12 teeth, modulus 0.5, inner bore 2.05mm, loose-fitting. Weight: 5g(approx.) Package Includes: 7pcs x Pulleys Note: Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.