The tires are IFMAR standardised because of the wheel hex offset. The tires work countersunk center area enables the wheel nut to help keep more deeply inside the wheel. The tires are very well suited to high-competition competition. It works interior reinforcement ribs to offer protection and resist deformation. The medial component the wheel is aerodynamic for optimum performance. The tires was definitely designed to provide maximum traction. The tires work a 12mm inside hex. Yellowish color wide range of 10 (5 set)