1.shopping cart caster, 2.TPR Wheel, 3.Dia:75-125mm 4.Load capacity:60-100kg 5.Ball bearing thermoplastic rubber caster - tpr caster, shopping cart caster, wheel for trolley and barrow, handcart caster, gurney caster wheel.Item No.: 55xxxTPRDDia.: 75~125 mmLoad capacity: 60~100 kgball bearingCustom design and OEM are welcome. shopping cart caster, wheel for trolley and barrow