產品說明
MTB ＞ External bb(eb24) crankset ＞ MTB EXTERNAL HOLLOW CARBON
● Chainwheel:
Teeth:306:42/32/24(10S) 304:44/32/22(9S) 321:48/36/26(9S)
Material: CNC:C,Alloy:A, Option
● Crankarm:
4Arm/Alloy Forged/BCD104/64
Length:170,175mm
● Spindle: CR–MO spindle 24mm
● Chainline: 50mm
● Weight: 790g
● EB24: BB–EB2403