Model 1：RD-R2000-SS
Lever: Claris
Cage Length: Short Cage
Compatible with: 8 Speed
Low sprocket_Max: 32T
Low sprocket_Min: 25T
Max. front difference: 16T
Model 2：RD-R2000-GS
Lever: Claris
Cage Length: Medium Cage
Compatible with: 8 Speed
Low sprocket_Max: 34T
Low sprocket_Min: 28T
Max. front difference: 20T
With light action and smooth gear transitions, the SHIMANO CLARIS derailleur is compatible with 8-speed road drivetrains.
Option:
Short cage(SS)
Medium Cage(GS)