Originally Posted by
HillRider
That said, Octalink is now obsolete and Shimano's only current sealed V-1 bottom bracket is the 105 level BB-5500 which is available in both double (109.5 mm) and triple (118.5 mm) widths. The Dura Ace (BB-7700) double Octalink is still listed by Licktons but it is not a sealed unit and requires routine maintainence.
All ,
again thanks for all the info, i appreciate it.
Hillrider, How often do the non sealed units require mainatenance? thanks