NEW Shimano EW-SD50 Di2 E-Tube Wire, 500mm groupset-speeds-9 Compatible with BOX

Compatible with BOX

Carbon fiber frame and seatstays with 6061-T6 aluminum chain stays for durability​

Raglan sleeves provide comfort on and off the bike

Tooth Count: 30

The easily-adjustable tension makes clipping in and out smooth and simple

NEW Shimano EW-SD50 Di2 E-Tube Wire, 500mm groupset-speeds-9 Compatible with BOXShimano E Tube wires and connectors Frame grommets for E tube internal wiring compatible frames are sold separately, see Shimano Frame Grommet Kit Electronic Shifter Extra Parts 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 Length: 500