1)High quality polyurethane chemically bonded to a painted cast iron core.
2)Offer floor protection, is non making and delivers somewhat of a cushioned and quieter ride than a standard hard tread or steel
wheel.
3)Resistant to most chemicals, oils, acids, grease and water.
4)Standard color is red on sliver, however other colors are available , please ingtrire .
5)There are a few sizes to been choose. And standard color is red and green,Please email to us if you would like to know other sizes information, another if you need others color also please contact with us directly.