... capacity: 100kg 4) Heavy duty caster Feature:1) Wheel material: PU Wheel color can be white and black according to client ... 's requests2) Wheel Dia: 50, 60, 75, 903) Bracket and plate material: Nickel plated steel4) Load capacity ... High quality and best price8) OEM work, make the wheel material, plate size according to client's requests9) Complies with international quality ...