Join Date: Aug 2005
Location: Pittsburgh, PA
Bikes: '''96 Litespeed Catalyst, '05 Litespeed Firenze, '06 Litespeed Tuscany, '12 Surly Pacer, All are 3x8,9 or 10. It is hilly around here!
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The Ultegra Octalink bottom bracket is unservicable as it is a sealed unit. The only way I can see to get inside one is with a hacksaw or can opener.
The front hub uses 3/16" bearing balls, 10 balls per side.
The rear hub requires 1/4' bearing balls, 9 per side.