Equipped with race-proven technology for everyday use, the Shimano WH-RS61-TL Wheelset gives a smooth, comfortable ride and offers serious grip in the curves. Tubeless aluminum rims are lightweight, stable and provide fantastic cornering performance. Wide flange hubs increase lateral rigidity and maximize power transmission of the 23mm offset rear wheel rim. Shimano bearings with angular bearing cones reduce friction and provide smooth rotation. Cold forged, machined aluminum hub shells with steel freehub body guarantee years of durable service Stainless steel, double butted, bladed, straight-pull spokes are lightweight and aerodynamic. The Shimano WH-RS61-TL Wheelset is the choice for dependable performance, day after day.