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Osymetric is a French make of ovoid bicycle chainring which has a non-circular shape whose angle is tailored to the pedal stroke of the individual cyclist. These were designed by engineer Jean-Louis Talo who claims that this improves cycling performance. Such chainrings were used by professional cyclists
Osymetric is a French make of ovoid bicycle chainring which has a non-circular shape whose angle is tailored to the pedal stroke of the individual cyclist. These were designed by engineer Jean-Louis Talo who claims that this improves cycling performance. Such chainrings were used by professional cyclists Bradley Wiggins
Sir Bradley Marc Wiggins, CBE (born 28 April 1980) is a British former professional road and track racing cyclist, who competed professionally between 2001 and 2016. He began his cycling career on the track, but later made the transition to r ...
and Chris Froome
Christopher Clive Froome ɹɪs fɹuːm (born 20 May 1985) is a Kenyan/British road racing cyclist who currently rides for UCI WorldTeam . He has won seven Grand Tours: four editions of the Tour de France (in 2013, 2015, 2016 and 2017), one ...
for their ''Tour de France
The Tour de France () is an annual men's multiple-stage bicycle race primarily held in France, while also occasionally passing through nearby countries. Like the other Grand Tours (the Giro d'Italia and the Vuelta a España), it consists ...
'' victories.
See also
*Biopace
Biopace is a tradename for a type of ovoid bicycle chain ring manufactured by Shimano from 1983 to 1993
The design was intended to help overcome the "dead zone" where the crank arms are vertical and riders have little mechanical advantage.
Bi ...
References
Cycle parts manufacturers {{cycling-stub