產品說明
MTB ＞ External bb(eb24) crankset ＞ MTB EXTERNAL HOLLOW FORGED
● Chainwheel:
Teeth:38/36/34/32T Option
Material: Alloy:A,Steel:S Option
● Crankarm:
4Arm/Hollow Alloy Forged/BCD104
Length:170,175mm
● Spindle: CR–MO spindle 24mm
● Weight: 890g
● QF: 177mm
● EB24: BB–EB2401
● BB92: BB–BB9201