Medium Duty caster 1.Wheel material:PVC PP PU&TPR (optional) 2.Color:red yellow black blue&white avaliable 3.Bracket:zinc plated&chrome plated 4.Bearing:double & single (optional) 5.Rigid/ swivel (can be with brake) / threaded stem (can be with brake) Features:zinc plated and chrome plated are available, attractive appearance. Usages: furniture casters, cart, trolley, medical appliance, machine equipment, etc. Plate Swivel caster Plate Swivel Double Brake caster Threaded Swivel caster Threaded Brake caster Rigid casterLoad capacity (kg) Wheel size (mm) Overall height (mm) M11-63-xxxM14-63-xxxM12-63-xxxM15-63-xxxM13-63-xxx8063*32108M11-75-xxxM14-75-xxxM12-75-xxxM15-75-xxxM13-75-xxx8075*32119M11-100-xxx M14-100-xxxM12-100-xxxM15-100-xxxM13-100-xxx100100*32133M11-125-xxxM14-125-xxxM12-125-xxxM15-125-xxxM13-125-xxx100125*32157Blacket thickness:2.5mm Plate thickness:3.5mm * Please contact us if you have any questions about our available sizes. Good quality and reasonable price. Welcome to inquriy!