Vittoira Elusion Alloy Road Wheelset for racing is stiff and lightweight. This light, race-ready alloy clincher is built on Vittoria Performance hubs with straight-pull butted spokes, and featuring SwitchIT® freewheel for instant cassette changes. The 23mm wide rims are 26 mm deep in front, 28 mm at rear; rear wheel has asymmetric rim and 2:1 spoke pattern to equalize spoke tension. The 16/21 spoke count is optimized for handling and fast acceleration.