This a replacement Di2 grommet kit for Specialized bikes. This item is used on the following models: Model Year Category Model 2021 TARMAC TARMAC SL7 10R FRMSET 2021 TARMAC TARMAC SL7 EXPERT 2021 TARMAC TARMAC SL7 EXPERT UDI2 2021 TARMAC TARMAC SL7 PRO ETAP 2021 TARMAC TARMAC SL7 PRO UDI2 2021 TARMAC TARMAC SL7 SW DI2 2021 TARMAC TARMAC SL7 SW Di2 SAGAN COLLECTION 2021 TARMAC TARMAC SL7 SW ETAP 2021 TARMAC TARMAC SL7 SW FRMSET 2021 TARMAC TARMAC SL7 SW FRMSET CELEBRATION 2021 TARMAC TARMAC SL7 SW FRMSET SAGAN COLLECTION 2021 VENGE VENGE SW DISC FRMSET 2021 VENGE VENGE SW DISC FRMSET SAGAN COLLECTION 2020 VENGE VENGE PRO DISC ETAP 2020 VENGE VENGE PRO DISC UDI2 2020 VENGE VENGE SW DISC DI2 2020 VENGE VENGE SW DISC DI2 SAGAN COLLECTION 2020 VENGE VENGE SW DISC ETAP 2020 VENGE VENGE SW DISC FRMSET 2020 VENGE VENGE SW DISC FRMSET SAGAN COLLECTION 2019 VENGE VENGE PRO DISC UDI2 2019 VENGE VENGE SW DISC DI2 2019 VENGE VENGE SW DISC DI2 SAGAN COLLECTION 2019 VENGE VENGE SW DISC FRMSET 2019 VENGE VENGE SW DISC FRMSET SAGAN COLLECTION