Shimano EW-SD50 Electric Wire Di2 250mm R0 The material of the frames

The material of the frames is Tr90

for perfect tubeless compatibility without rim tape

By gently heating the shoe according to Bont’s instructions

Back 825 g

This design also allows for a flatter plate

Shimano EW-SD50 Electric Wire Di2 250mm R0 The material of the framesShimano Di2 e tube Wires Specifications Ultegra Di2 wires utilize Shimano's e tube technology; e tube is a two prong system and is NOT cross compatible with Dura Ace 7970 Di2 wiring All e tube wires may be used for internal or external applications Frame grommets for E tube internal wiring compatible frames are sold separately, see Shimano Frame Grommet Kit Electronic Shifter Extra Parts Mfr Claimed Weight TBC