Shopping cart caster Item : 081HT75PU Wheel diameter : 75mm ,100mm, ... 120 This caster wheel is used for Platform trolley,Handtruck,trolley,Hand cart,transfer facility,carts,warehouse trolley, ... hand truck.,Aluminium trolley,Aluminium cart,supermarket cart,shopping trolley,laundry cart,Folding Rolling Supermarket Shopping Carts, grocery cart collapsible shopping cart 4 Wheel,climbing shopping cart.