"Please care the price just for 2 pc gear hanger!!! Please make sure the hanger fits your bike well before place order ! ! ! We strongly recommend you visually confirm your hanger choice with your existing hanger! Compatible with for the following bikes: To fit for the following models Fits Trek (Aka gear hanger 315464, W315464) frames: 2017 - 1-Series, Boone, Crockett, Domane S, Domane SL, Domane SLR, Emonda ALR, Emonda S, Emonda SL, Emonda SLR, Lexa, Madone, Silque, Speed Concept 2015 1-Series, 7.7 FX, Domane, Emonda S, SL, SLR, Lexa, Lexa S, SL, SLX, Speed Concept 7/9 2014-2015 Crockett, 2014 Boone, Speed Concept series 2013-2014 Domane 2/4/5/6 Series, Lexa SLX 2012-2013 Domane 6 Series Team Edition Fit the below models 2019 Domane AL Domane ALR Domane SL Domane SL Disc 5mm QR Emonda ALR Emonda SL Emonda SLR Madone SL Madone SLR Speed Concept 2018 Domane AL Domane ALR Domane SL Domane SL Disc 5mm QR Domane SLR Emonda ALR Emonda SL Emonda SLR Madone Speed Concept 2017 2017 Trek 1-Series 2017 Trek Boone 2017 Trek Crockett 2017 Trek Domane S 2017 Trek Domane SL 2017 Trek Domane SLR 2017 Trek Emonda ALR 2017 Trek Emonda S 2017 Trek Emonda SL 2017 Trek Emonda SLR 2017 Trek Lexa 2017 Trek Madone 2017 Trek Silque 2017 Trek Speed Concept 2017 Trek FX S5,S6 2017 Trek Kids' Emonda 650 2017 Trek KRX 2016 2016 Trek Madone 2016 Trek Émonda 2016 Trek Domane 2016 Trek Silque 2016 Trek Lexa 2016 Trek Speed Concept 2016 Trek Boone 2016 Trek Crockett 2016 Trek 7.7, 7.9 FX 2016 Trek KRX 2015 2015 Trek 7.7 FX 2015 Trek 1-Series 2015 Trek Crockett 2015 Trek Domanes (All) 2015 Trek Émonda S 2015 Trek Émonda SL 2015 Trek Émonda SLR 2015 Trek Lexa, Lexa S, Lexa SL 2015 Trek Lexa SLX 2015 Trek Madone 2-series 2015 Trek Madone 7-series 2015 Trek Speed Concept 7/9 2014 2014 Trek 1-Series 2014 Trek Crockett 2014 Trek Domane (All) 2014 Trek Lexa SLX 2014 Trek Madone 2-series 2014 Trek Madone 4/5/6/7-series 2014 Trek Speed Concept 7/8 2013 2013 Trek Lexa SLX 2013 Trek 2/5/6/7-series Madone 2013 Trek 2/4/5/6-Domane Package Contents: 2pc Bicycle gear hanger with Bolts