Originally Posted by
intransit1217
Is ultegra able to handle loads? They strike me as a lightweight go fast hub vs a load bearing tool.
Well, they aren't that light and as far as I know, still use steel axles and decent size ball bearings. Now that I know your frame can use a 135mm rear hub, you might as well just get Deore XT hubs (functionally equivalent to Ultegra but designed for MTBs with disc mounts and a 135mm rear).