100mm PU on aluminium swivel plate caster wheels
Diameter:3 inch,4 inch and 5 inch
Tread width:32mm
Material:orange polyurethane on aluminium
Bearing:precision double ball bearing
Finish:zinc plated
Threaded stem caster :12*30mm
Features:
High quality polyurethane wheel material with hardness shore A90,excellent wear-resisting performance,perfect for all floors ,including tiles,hardwood,concrete and so on
Pressed steel bracket,double ballrace swivel head
Galvanized zinc increase effectively corrosion resistance
Widely used for hand truck trolley,carts,machine and industry equipment,storage equipmpent,material handling equipment,etc