... : 461,481,502,522,543 2. carbon TT frame 3. full carbon fiber material 4.fashion design Model:FM-R833Name:Time ... trial carbon fiber frame setSize:461,481,502,522,543Derailleur System:Shimano DI2 compatibleBB:Regular or BB30Material:full carbon fiberFinish:3K ... : Contact Person: Emily Lin Tel: 86-189-6584-0856Skype: emilylin0725 full carbon fiber TT frame set