Create a more active urban lifestyle with this durable CUES RD-U8000 Shadow rear derailleur's smooth and decisive shifting performance for 1x11-speed systems. Its low-profile design and chain stabilization give riders the confidence to choose rougher routes. Plus, the premium machine-finished aluminum textures showcase the integration of design and engineering. ONLY compatible with CUES 11-Speed LINKGLIDE shifters. ONLY compatible with CUES 11-Speed LINKGLIDE shifters. Seamless shifting and pedaling performance that's made to last. Chain stabilizer reduces chain drop, slap and noise. Shadow low-profile design protects rear derailleur from obstacles in a wide variety of riding scenes. Stylish and polished aluminum finish with machine-cut textures. 13t pulley wheels. Compatible with LINKGLIDE AND HG 11-speed chains. Item Specifications: Largest Cog: 50, Color: Black, Color: Silver, Rear Der/Shifter Compatibility: Mountain, Rear Derailleur Mount Type: Rear Direct Mount, Rear Derailleur Mount Type: 10x1 Standard, Drivetrain Speeds: 11, Designed for ebike: Yes, Chain Wrap Capacity (teeth): 39, Cage Length: Medium,