... for use in shopping mall, storeroom. 1. WheelMaterial: Grey rubber wheel, Cast iron or PP coreBearing: Roller bearing or Steel ... Fork: 2mm, 2.5mm, 3mm3. CasterType: Swivel, Fixed, Swivel with brakeMounting: Top plate, Threaded stem, Grip stem, Bolt hole.Load ... : Extremely Quiet SlidingExcellent FlexibilityExcellent Water ResistancePoor Grease Resistance Grey Rubber Wheel With Swivel Top Plate And Brake