This 200mm heavy duty fixed castors carrying capacity is 500kgs each, combine 4 castors to carry 1.5tonne castors, overall height 240mm, 4 x M10 Bolt fixing plate. These fixed castor wheels are made of heavy-duty pressed steel zinc plated, housing a solid 200mm rubber wheel mounted on an aluminum centre. This fixed castor wheel runs on ball journal bearings, making the heavier loads easier to move. These castors are suitable for a range of heavy industrial applications where you need to move equipment on castors that can carry over 1.5 tonnes.