Dick Cepek Mud Country All-Terrain Radial Tire - LT305/55R20 121Q The Winter Stud Tire for light trucks and SUV vehicles that provides the best traction and braking performance on snowy and icy roads. Designed with SCCT (Stiffness Control Contour Theory) technology and sidewall stiffness control Maximized snow traction implemented with the Edge Block at center. Enhanced ice performance with the pin arrangement optimized through computer simulation. This product is not for sale in the state of Arkansas