A heavy duty and hygienic plastic dolly.Designed for handling the range of plastic inter-stacking bins.Made from food grade MDPE (polyethylene) .Castors: 4 x 4” swivel Zinc plated housing with polypropylene wheel.Temperature rating (guide) : -30 to +80 degrees centigrade.External dimensions: 440 x 440 x 210mmInternal dimensions (aperture) : 385mm diameterWeight: 4.8 kg.Weight capacity: 300 kg.