Maxxis MS04 Razr Ballance Rear ATV tires are 6 Ply rated tires that are available in a 20-inch tire size. MS04 Razr Ballance Rear ATV tires are engineered with input from the 9-time racing champion Bill Balance with a radial assembly that offers large contact patch for great traction. Cheng Shin MS04 Razr Ballance Rear ATV tires offer excellent shock absorption through its innovative tread pattern design.