You no longer have to purchase the Aeria Ultimate stem in order to mount the HSF Aeria hydration system. The Profile Design 1/Seventeen HSF Aeria Faceplate mounts to the Profile Design 1/seventeen stem (sold separately) allowing you to mount the HSF Aeria hydration system to your bike in a more economical way. It is recommended for use with stems 90mm or longer to avoid interference with your brakes.
This simple stem faceplate allows you to access the amazingly aerodynamic Profile Design Aeria HSF hydration system.
