Aero tt gloss special edition the fin shaped front fork tucked in rear wheel tear drop down tube top tube and the curved seattube all create a very fast responsive ride the aero tt is suitable for all distances sprints half ironman ironman 10mile 25mile 50mile or 100mile specification prolite a42 aero alloy wheelset shimano groupset 11 speed 5800 1725mm 3450 chainset 5800 12 25 cassette dura ace bar end shifters 5800 brakes rx 41 alloy brake levers kmc x11 93 chain finishing kit