The Shimano Electric PC Linkage
The Shimano E-Tube Di2 PC Interface Device is a Micro USB component used to check system functions, connections, errors and can update the firmware. This is a great way to maintain your Di2, Ui2, or other Shimano electronic groupset. With groupsets constantly improving and gaining more functionality, this linkage device will prove extremely useful.
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.