Shimano EW-SD50 Di2 E-Tube Wire 500mm MFPN=AXLE12-192-175 A pair of chain tensioners

A pair of chain tensioners designed to work with horizontal drop outs

Length (mm) 46 Material Alloy Defined Color Black Valve Core Removable Valve Presta

Prepared for tone wheel or magnet

Distance limit from seat post to stem: max: 32

Shimano EW-SD50 Di2 E-Tube Wire 500mm MFPN=AXLE12-192-175 A pair of chain tensionersShimano EW SD50 Di2 E Tube Wire 500mm. Shimano E Tube wires and connectorsFrame grommets for E tube internal wiring compatible frames are sold separately see Shimano Frame Grommet Kit Electronic Shifter Extra Parts Ultegra Di2 wires utilize Shimanos 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 TECH SPECS Length 500