Designed with the rider in mind, the ADVENT rear derailleur packs trail-ready features into an attainable wide range drivetrain system. The derailleur kinematics are precisely tuned to use a more direct cable patch, making the shifting feel consistent across the lowest and highest gears, and everything in between. A perfect choice for commuter or touring bikes that will benefit from using a wide range, 1x gearing system. Direct path cable routing for smooth, responsive shifting. No clutch for ultra-smooth shifting. Compatible with 11-42T 9-speed cassettes. Compatible with ADVENT shifters only. Steel cage with aluminum outer link. Item Specifications: Rear Derailleur Mount Type: Rear Direct Mount, Drivetrain Speeds: 9, Cage Length: Long, Chain Wrap Capacity (teeth): 47teeth, Largest Cog: 42, Color: Black, Rear Der/Shifter Compatibility: microSHIFT ADVENT,