This is 2017 rear road bike thru axle with a fixed position handle for 142mm X 12mm This is compatible with the following bikes: 2019 ROUBAIX BASE 2019 ROUBAIX BASE HYDRO 2019 ROUBAIX COMP 2019 ROUBAIX COMP UDI2 2019 ROUBAIX SPORT 2019 RUBY BASE 2018 ROUBAIX BASE 2018 ROUBAIX COMP 2018 ROUBAIX COMP SAGAN COLLECTION 2018 ROUBAIX ELITE 2018 ROUBAIX ELITE - WF 2018 ROUBAIX SPORT 2018 RUBY BASE 2018 RUBY COMP 2018 RUBY ELITE 2018 RUBY SPORT 2018 VENGE EXPERT DISC 2018 VENGE PRO DISC 2018 VENGE SW DISC VIAS DI2 2018 VENGE SW DISC VIAS ETAP 2018 VENGE SW DISC VIAS FRMSET 2018 VENGE SW DISC VIAS FRMSET SAGAN SUPERSTAR 2017 ROUBAIX COMP 2017 ROUBAIX ELITE 2017 RUBY COMP 2017 RUBY ELITE