Features - One-piece polyurethane permanently bonded to a steel triple grouser - A full inch (25mm) of polyurethane above the steel triple grouser for maximum wear time (where clearance space allows) - Accommodates most pitch sizes from 4.92 inches to 10.25 inches with pad widths from 8 inches to 36 inches - Lower friction factors than rubber - Available in both medium grade and premium polyurethane