The XLAB Delta 200 XT Rear Hydration System is an efficient and aerodynamic way to carry your spare bottle. Sometimes on a long ride, extra water is needed, and this cage allows you to tuck it behind you, keeping it from impeding aero performance. The XT version of the Delta comes equipped with a Gorilla XT cage which features 14 pounds of grip. This lightweight carbon cage offers stable mounting and an anti-vibration design. With the XLAB Delta 200 XT Rear Hydration System, you can keep an extra bottle at the ready in the most aero way possible.