For the racers, dirt jumpers and anyone else with a Euro bottom bracket, Profile comes correct with the Internal Euro BB set. Featuring four sealed precision bearings for smooth-running durability, machined alumiunum cups and hardware, all made in USA to Profile's insanely high standards. 

-Includes right and left hand threaded cups,bearings(4), tube spacer, cone spacers, & aluminum spacers.

Weight: 155g/5.42 oz