Especially created XB4 back tires. They do not just completely healthier however they are also perfect for high competition race. The tires are manufactured from acutely versatile product but remain durable against results.
the medial part of wheel is aerodynamic for maximum performance.
the initial highlights of the wheel are noticeable through inside the reinforcement ribs are manufactured to induce the tires as stable possible also to expel deformation.
The wheel design features a 14mm inside hex.
