1.shopping cart casters: 2.bolt hole fitting 3.with threadguards 4.Bolt hole rigid is available Technical Data Wheel diameter 100 125mmWidth of Tread 25.5mmHardness of treadShore A 87 Centre hole8mmOffset35mmOverall height 125 152mmTemperature -20/ -80 °C Load capacity 70 90kgShopping cart caster Bolt hole castor, housing made of pressed steel, bright zinc plated, double ball race swivel head. ...