Shimano Ultegra Di2 ST-R8150 12 Speed Left Shifter

The Ultegra Di2 ST-R8150 Dual Control 12-speed rim brake shifter. The + products: Quick and intuitive gear changes. Optimized click-to-touch feel with ergonomic shift lever. Optimized bike control and confidence in race conditions. The shape and texture of the handle optimizes grip and the transmission of braking power. Details: Changing in several positions and during braking Reach adjustment Ergonomic shape Dual Control technology Weight: 147 g (order) ST-R8150: compatible with DI2 electric transmission / rim braking