Originally Posted by
HillRider
When did Campy change the brifter mounting bolts to Torx heads? My '06 vintage Chorus still used regular allen heads.
My 2011 11-speed chorus brake levers that I placed on my bianchi this winter had torx screw for mounting. My 10-speed record brake levers from 12-08 has allen heads so I would suspect that the change happened with the 11 speed gear.