... )Loading capacity: 70kg to 180kg 4)Diameter: 100mm to 200 castor:Wheel: PU tyre + PP rimFork: high grade Q235 steel yokeLoading capacity ... ,bolt holeFeatures:1.caster: rigid caster, swivel caster2.elastic rubber wheel: excellent shake resistance,anti-abrasion,excellent rotary quietness,excellent water ... handcart and shelf, hotel,hospital etc. 2010 new elastic rubber castor