heavy duty PU round caster wheel
caster wheel material:pu caster wheel diameter:100-200mm caster wheel width:45mm caster wheel surface:Zn
frame:rigid type,swivel type,swivel with brake type,it is more stable,flexible.
surface: the caster wheel's surface is Painted by Zn,resist oi,rust,corrosion.
material: poluurethane caster wheels,it has large loading capacity,protect the ground, can used in vulcanized ground in factories.
heavy duty PU round caster wheel