Integrale RD: the first Press-Fit bottom bracket made by Miche featuring adjustable cups and CeramicSpeed bearings.If the frame is the skeleton of the bike, the bottom bracket is the heart. The bottom bracket box is like an organ able to receive and distribute the rider's power. Power that becomes driving force and, finally, speed. Integrale RD is the latest addition to the Miche Race Division product range. High performance without compromise.