E-TUBE Wireless Unit D-FLY 2-Port Junction Di2 Jerseys reliable shifting action-from the larger

reliable shifting action-from the larger upper pulley offset to the 12-tooth X-SYNC™ pulley wheels

2x12-speed

Light and reliable shifting

Whether you’re playing with polyester and looking for more power and feel or you want more spin and durability but don’t want to use a full bed of polyester: this hybrid combination is a must try

Heat treated steel

E-TUBE Wireless Unit D-FLY 2-Port Junction Di2 Jerseys reliable shifting action-from the largerSHIMANO's WU101 wireless unit connects inline to a DI2 E TUBE system enabling the use and connectivity of ANT+ and Bluetooth LE compatible accessories. It also allows the use of SHIMANO's smartphone and tablet E TUBE PROJECT software for maintenance and system updates. FEATURES : Wireless communication E TUBE setting with smart phone tablet