OJ Wheels 61mm Team Rider 95a are based on the original shape from the 80s and feature reworked art by Jim Phillips. Team Riders have a super wide riding surface for fast consistent slides with hard edge and classic, inner conical shape for lock-ins. Team Rider 95a is a true, high performance urethane offering a more forgiving durometer for rough terrain with easy, consistent power slides and bark you normally only get with a harder urethane. All OJ skateboard wheels are sold as sets of 4. Wheel Diameter (Millimeters) 61 Wheel Durometer/Hardness 95a Road Surface (Millimeters) 28 Wheel Width (Millimeters) 37