Shimano 8170 Di2 Rh Sti W/Bk Kids Bikes 8 mm body height from

8 mm body height from axle centre to cleat contact surface Silky smooth 3-bearing axle system

so we don't blame you if you "forgot the milk/beer/wine" and need to ride back to the store to pick it up

Fork ALUXX-Grade fork

finished look for your handlebars

and reflective piping around the hem illuminates for visibility

Shimano 8170 Di2 Rh Sti W/Bk Kids Bikes 8 mm body height fromYour time on the bike is precious let Shimano make it even better. Ultegra ST R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano s proven SERVO WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. BR R8170 disc brake caliper brings a new level of control to the road cycling world with improved modulation and a quicker initial braking point. Despite its