Shimano alivio m4050 403022 triple chainset blacksilver steel 175mm
The shimano alivio m4050 403022 triple chainset is made for smooth and precise shifting with hyperdrive technology the crank arms feature hollowtech construction with octalink bottom bracket fitting the steel chainrings feature 40 30 and 22 tooth selection available in silver only with 170 or 175mm crank arms