Shimano Front Hub Road HB-RS505 Centerlock 32 Holes 100 Mm Black Road Bike
Model: HB-RS505 Rotor mount: Center lock Hole circle diameter: 44 mm Flange diameter: 52.8mm Flange distance: 59.6 mm Spoke holes: 32 holes Quick release: 133 mm Installation dimension: 100 mm Position: front Spoke holes: 32 Manufacturer number: EHBRS505B.