The Shimano CX50 Cantilever Brake is designed for use with road levers. The cable pull matches that of the Super SLR Drop bar levers. Shimano CX50 Cantilever Brake Features Shimano CX50 Cantilever brake for road levers Cable pull matches that of Super SLR drop bar levers, making them compatible with Road STI levers Ideally suited to cyclo-cross offering good mud clearance yet still maintaining low profile Can be used for cyclo-cross, touring, Audax and flat handlebar road bikes with wide tyres Easy set-up and adjustment Not compatible with V-brake levers Front or Rear Compatible