70mm tall with a Contact patch (width of wheel in contact with ground) of 53mm and a Durometer (urethane hardness) of 80a or 83a. These wheels are intended for grippy, hard carving,pumping and speed. They will slide when broken in. The 4President features an offset design with subtle lip characteristics for increased grip, speed, and high energy return.
Diameter: 70 mm.
Durometer:86A