I see. Out of curiosity how do they tighten it? Does involve some thin octagonal pipe socket which fits the cone nut to hold it and allows socket to go through it to tighten the lock nut? I've never encountered pipe socket which is octagonal in shape, only hexagonal and they will not fit that...
Hi,
I've serviced couple of Shimano's bottom brackets but that one seems strange. As in RJ's the bike guy tutorial I removed rubber seal from the one side where the flange is and undone the locknut, then undone the cone nut, cleaned, regressed and tried to reassemble. The problem starts when I...