4 ms·
> Ceramic-bearing drive shaft is twice as efficient as Dura-Ace, company claims A conventional chain in good condition is >90% efficient. How do you double tha
by johnr2 7y ago
> Ceramic-bearing drive shaft is twice as efficient as Dura-Ace, company claims
A conventional chain in good condition is >90% efficient. How do you double that?
- tln 7y agoMaybe they should have said "half the inefficiency"