12 Series PU Flat Bottom Movable Casters 

Caster Wheel Definition: Polyurethane (PU) tread + plastic wheel core, PU Flat Bottom Movable Casters with wear resistance, chemical resistance, high strength, high elasticity, low pressure resistance, shock absorption, tear resistance, radiation resistance, high load bearing and Good performance such as shock absorption buffer is suitable for medical industry, electrical equipment industry, Caster Wheel Nylon, trolley industry, furniture industry, toolbox, etc. Tread hardness: 90 (±5) Shore A Temperature range: - 40 / + 80 °C" Wheel diameter: 2"-5" Load: 27-60kg Flat-bottomed casters, pressed round frame, galvanized, ball bearings Wheel Material: PU caster with PP core Housing made of pressed steel, Zinc plating Housing: Flat plate swivel caster