This 200mm extra heavy duty fixed castors carry 800kgs each, made of a heavy-duty pressed steel zinc plated, housing a heavy-duty 200mm ( 8) cast iron wheel. This fixed caster wheel runs on ball bearings, making heavier loads easier to move. These 8 fixed cast iron castors are suitable for a range of heavy-duty applications. Combine 4 metal castors from this range to carry over 2.4 tonnes. Overall height 240mm and 4 x M10 Bolt fixing plate for easy attachment. 200mm Fixed Heavy Duty Cast Iron Castors 800kg