11-25 Cassette 11-speed suitable for SHIMANO DURA-ACE / gold 275g
“11-25” sprocket from m-bikeparts, suitable for your SHIMANO DURA ACE 11S freewheel rotor. SHIMANO DURA-ACE 9000, Di2 9070, 9100, Di2 9150 Series. Integrated climbing aids ensure a more precise shifting process.