Shimano CUES RD-U4010 Rear Derailleur - 9/10-Speed Shadow Design Direct Attach Short Cage Black. The Shimano CUES RD-U4010 rear derailleur has a compact cage design that is optimized to provide plenty of ground and tire clearance while maintaining smooth shifting performance for small-wheel bikes.
Compatible with Shimano 9-Speed (11-36t) and 10-speed (11-39t) LINKGLIDE cassettes only
Shimano Shadow RD technology allows more aggressive riding with its super low profile design that prevents the rear derailleur from hitting the chain stay in rough conditions
With no cable adjustment barrel you get more clearance for easy tire removal and maintenance
Smooth rolling 11t pulley wheels
Compatible with LINKGLIDE AND HG 11-speed chains
Largest Cog 39Rear Der/Shifter Compatibility Shimano RoadRear Derailleur Mount Type Shimano Rear Direct MountRear Derailleur Mount Type 10x1 StandardDrivetrain Speeds 9Drivetrain Speeds 10Chain Wrap Capacity (teeth) 28Cage Length ShortColor Black
