Campagnolo TT Shifter Set 11s Aluminum 'Back to Zero' lever positioning for optimal aerodynamics and ergonomics Adjustable default lever position gives the rider more setup options for different bars Low shifting load and optimal click feeling from new internal mechanism Allows shifting up or down three cogs at a time & micro adjustments to the front derailleur position 'Double shape' levers are ergonomically sculpted for different up and downshift hand positions External cable housing allows mounting without disassembly Anodized aluminum lever for 11 speed drivetrains 167 grams