HSF / AERIA hydration system is designed to seamlessly integrate with the Aeria Ultimate Stem (Stem is required for installation) – combine with the Aeria Ultimate aerobar this system provides a fully integrated front end “super bike” solution for any bike. This BTA system features the race proven “no splash” fill port, a straw magnet mount for streamlined aero over the top of the system, a bite valve for fluid control and a removable computer mount.