REAR DERAILLEUR, RD-M3100, ALIVIO, 9-SPEED oboz It protects the scabbard from

It protects the scabbard from the teeth improving it's lifespan and provides an assurance of immunity from various kinds of lacerations or cuts

Worn as part of a layering system for cool starts

but the larger size means it can handle trickier conditions and more weight

#M (55-59cm – 21 5/8- 23 1/4")

REAR DERAILLEUR, RD-M3100, ALIVIO, 9-SPEED oboz It protects the scabbard fromREAR DERAILLEUR, RD M3100, ALIVIO, 9 SPEED Cage Length SGS Long Total Capacity 45 Max Front Difference 22 Cable Adjuster X Color SERIES COLOR Mount Direct attachment (conventional) Number Of Pulley Teeth 11 Max Low Sprocket 36 Min Low Sprocket 32 Rear Speeds 9 Top Normal Spring Type Shimano Shadow RD ERDM3100SGS