Kogel BB92/86 Bottom Bracket Cross / Campagnolo Ultra TorqueWhen every watt counts, the BB86 BB92 Bottom Bracket gives smoother operation, better efficiency and higher speeds with every pedal stroke, along with exceptional durability in real world conditions. Built by hand in Texas, it features Kogel's high quality ceramic balls, which are more symmetrical, with stricter tolerances, than steel ones. The ceramic balls run on high grade, stainless steel races, resulting in lower friction, more efficient power