50mm Top Plate Swivel Castor (Pressed Steel) with 54x25mm Fixing Bolt Hole Centres and 64mm Overall Height. The wheel is a Blue Rubber Tyre on a Black Nylon Centre Wheel with a Smooth Plain Bore and a 22mm Tread Width. Load Capacity = 27kg.
The blue rubber tyre wheel has a soft tread and is both gentle on floors and non-marking. It also absorbs fine vibrations whilst moving which provides user comfort and limits noise.