Rear derailleur Shimano ALIVIO RD-M3100 9-speed

the SHIMANO ALIVIO M3100 rear derailleur delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its SHIMANO SHADOW design. Low-profile design Total capacity: 45T Max. low sprocket: 36T Adjustment barrel Hollow axle Cable adjuster Compatible chain: CN-HG53 9-speed Direct attachment (Conventional) Fluoric coated link bushings: 1 Low sprocket_Max.: 36T Low sprocket_Min.: 32T Max. front difference: 22T Sunken type pulley bolt Pulley_Teeth: 11T Pulley cage: SGS Rear speeds: 9 SHADOW RD Top sprocket_Max.: 12T Top sprocket_Min.: 11T Total capacity: 45T