Propellers - Rapid CP2-001, An essential resource for your Design & Technology classroom, these plastic 2-blade propellers have a 150mm diameter. Rapid Propellers 6" x 2 Blade
Rapid Pulleys - Rapid PEN 4110/10, These sturdy 10mm diameter plastic pulleys are supplied in packs of 10. Rapid Pulley 10mm Diameter - Pack of 10
Rapid Pulleys - Rapid PEN 4120/10, These sturdy 20mm diameter plastic pulleys are supplied in packs of 10. Rapid Pulley 20mm Diameter - Pack of 10
Rapid Pulleys - Rapid PEN 4130/10, These sturdy 30mm diameter plastic pulleys are supplied in packs of 10. Rapid Pulley 30mm Diameter - Pack of 10
Rapid Pulleys - Rapid PEN 4140/10, These sturdy 40mm diameter plastic pulleys are supplied in packs of 10. Rapid Pulley 40mm Diameter - Pack of 10
Rapid Pulleys - Rapid PEN 4150/10, These sturdy 50mm diameter plastic pulleys are supplied in packs of 10. Rapid Pulley 50mm Diameter - Pack of 10
Rapid Pulleys - Rapid PEN 4160/10, These sturdy 60mm diameter plastic pulleys are supplied in packs of 10. Rapid Pulley 60mm Diameter - Pack of 10
Pulley-Starter-Pack-Rapid-PEN-8012-p-A-great-pulley-starter-pack-offering-a-range-of-different-sized-and-shaped-pulleys-p-Rapid-Pulley-Starter-Pack
Reducers 4mm to 2mm - Rapid PEN 9996/10, Pack of 10 nylon 4mm to 2mm reducers, ideal for use with model motors, axles and wheels. Rapid Reducer 4mm to 2mm - Pack of 10
Reducers 4mm to 2mm - Rapid PEN 9996/25, Pack of 25 nylon 4mm to 2mm reducers, ideal for use with model motors, axles and wheels. Rapid Reducer 4mm to 2mm - Pack of 25