PROFILE EURO INTERNAL BOTTOM BRACKET
Internal Euro Bottom Bracket includes LH & RH threaded
cups, bearings (4), tube spacer, cone spacers (2), & aluminum spacers.
Bottom Bracket widths: 68mm, 73mm, 83mm, and 100mm
Installs with Park BBT-9 tool.
The Internal Bearing BB allows you the narrowest Q-Factor (the distance between the pedals) as well as the ability set up your chainline as close to the centerline of the bicycle as possible.