Shimao CUES Rear Derailleur RD-U4010 9/10-speed

The SHIMANO CUES RD-U4010's compact cage design is optimized to provide plenty of ground and tire clearance while maintaining smooth shifting performance for small-wheel bikes.  

•  »Greater clearance: With more ground and tire clearance than standard SHIMANO CUES rear derailleurs, it is ideal for small-wheel bikes.
•  »Wide range of gear choices: Compatible with 9-speed (11-36T) and 10-speed (11-39T) LINKGLIDE cassettes.
•  »Easy maintenance: With no cable adjustment barrel, you get more clearance for easy tire removal and maintenance.
•  »E-BIKE RATED: Designed for dependable performance on small-wheel E-BIKES.