Originally Posted by
lhbernhardt
Bio-Pace, or at least the elliptical chainring, has made a kind of comeback. Rotor (a Spanish company noted for their cranks) makes Q-Rings, and Bradley Wiggins has been using Osymmetric rings. ("doo-rah ah-chay")!
Luis
Yes Luis,
And remember that Roger Durham had "
Bulls-Eye" brand elliptical chain-rings before Shimano had Bio-Pace (which we "Italianized" to bee-Oh'-Potch-aye). Remember Bulls-Eye pulleys? I even had a set of Bulls-Eye sealed bearing hubs.
Anyone remember
Omas and
Edco bottom brackets? From the 70's too.
Rick / OCRR