Left Crank Arm Size:175MM Shimano Di2 Frame Junction Box
Baker’s notes & crumb story
Description
Shimano Di2 Frame Junction Box
All Di2 components on the bicycle require the same firmware version
and stronger chain
These fine pedals are made of robust 6061 aluminum that's CNC machined and there are rugged CNC'd chromoly axles
Probably the easiest rack in the world to install
Left Crank Arm Size:175MM Shimano Di2 Frame Junction BoxReplacement left hand, low profile style horizontal square crank arms Compatible with 9 16 pedals