SHIMANO M523 CRANK ARM SET WITH BB for MTB upgrade, Sports Equipment, Bicycles & Parts, Parts & Accessories on Carousell
Bikesmith - MODEL NO FC-M523 SERIES SHIMANO Color Black, Silver Bike Type MTB Axle length of BB-UN/ ES (mm)_Threaded (normal) 118 Arm adapter ✓ Chain line (mm) 50 Chain ring combination 40