I can safely say that when I have changed a part for a part that is 100g lighter there is no way I have noticed, hence futile.
Fabian Cancellara's (Radioshack-Nissan) le-tour Shimano Dura-Ace rear derailleur .. equipped with aftermarket pulleys and Nokon cables at a quick galance, so I guess he feels there's a need to 'tune' standard equipment?
Fabian Cancellara's (Radioshack-Nissan) le-tour Shimano Dura-Ace rear derailleur .. equipped with aftermarket pulleys and Nokon cables at a quick galance, so I guess he feels there's a need to 'tune' standard equipment?
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