... suited for use in shopping mall, storeroom. 1. WheelMaterial: Grey rubber wheel, Cast iron or PP coreBearing: Roller bearing or ... Steel bushingHardness: 85(±5)ADiameter: Φ75,Φ80,Φ100,Φ125,Φ160,Φ200.Applicable Temperature: -10~60 ... : Extremely Quiet SlidingExcellent FlexibilityExcellent Water ResistancePoor Grease Resistance Grey Rubber Wheel With Swivel Top Plate And Brake