Scaffolding Caster Pu Tread PP Core Hollow Tube Fixing

Wheel Diameter: 150mm, 200mm; Wheel Width 50mm ;
Wheel Material: Polyurethane Tread bonded to PP core;
Housing: high strength 5.5 mm thickness steel, Zinc finished;
Load Capacity: 250KG，300KG;
Mounting type: Hollow Tube φ60/54×100mm ;
Swivel/Rigid: Swivel;
Brake device: with Brake;
Wheel Hardness: 75±3 Shore A;
Bearing: Roller bearing;
Temperature Range: 60℃~-5℃;