The Crupi Precise External Euro BB works great on any 2-pc style crank with a 24mm spindle. Features the TBT bearing made with Ceramic Balls and Titanium Nitrade coated races for very low rolling resistance and long-lasting performance. We call them Tiramic bearings!
Machined tool slots so the tool will not scratch the cups
Modified low friction alloy seals with less drag
Compatible with all Euro BB frames and 24mm race cranks
