This new racing 7 lg has been introduced for 2015 with one prupose in mind these wheels have been designed with a slightly wider rim to facilitate the easier use of 25c tyres this cx version has a double seal in the hub to keep the wheels from getting dirt and dust inside during cyclo cross racing and during winter training steel spokes with 2mm cross section provide high levels of tension and stiffness oversized flange on the drive side provides greater torsional stiffness increases