Lockable roof mounting bicycle carrier from 4Car has a steel construction and provides easy assembly. It delivers an easy mounting of the bike to the carrier using fastening straps (front and rear wheel). It fits basic roof racks with max. 30 x 45 mm profile. Designed for bikes with a frame of circular profile (35-60 mm) or oval cross-section (max. 70x60 mm The rails consist of 2 pieces, which are connected by screws.