The tires are IFMAR standardised with all the current wheel hex offset. The tires feature countersunk center area which allows the wheel nut to sit much deeper in the wheel. The wheels are perfect for high-competition racing. They function interior reinforcement ribs to present protection and resist deformation. The medial side concerning the wheel is aerodynamic for maximum performance. The tires were made to provide maximum traction. The wheels work a 12mm inside hex. Yellow color band of 10 (5 set)