Spare Part for Trek CarBack / Bontrager Flare RT Seat Post Model:For Bianchi Impulso (MY24+) 1 x 20mm M5 hex

1 x 20mm M5 hex bolt and all-metal lock nut

The new design is available here

Both of our Garmin and Wahoo designs feature a single sided 1/4 turn entry

3D printed seat post mount perfectly dimensioned for the Scott Foil MY16 - 19)

Spare Part for Trek CarBack / Bontrager Flare RT Seat Post Model:For Bianchi Impulso (MY24+) 1 x 20mm M5 hexHave you purchased a complete seat post mount or race number holder from us? Would you like to exchange the mount to another design, while continuing to use the same seat clamp? No problem! You can now purchase these components separately :) Simply select your bicycle seat post model and we'll do the rest. Please Note: This item is for the light mount only. The seat post clamp is not included.