Section (mm) : 55 x 4. Origin reference : 81004385/0. Genuine - non-genuine : Non-genuine. Brand : Castelgarden - ggp. Length (mm) : 450. Ventilation height (mm) : 20. Central bore (mm) : 18,5. Outside bore (mm) : 8,5. Fastener between axis (mm) : 65. Weight (Kg) : 0.747.