Kappa Saddle CageHydration The Kappa Saddle Cage is designed to offer superior bottle retention and convenience for behind the saddle hydration, making it the ultimate solution for triathletes and cyclists. Built upon the strengths of the original Kappa cage, the Kappa Saddle inverts the geometry for rear mounted bottles, ensuring secure retention and easy access. The retention tab is flipped from the standard position above the bottle, appearing as a split feature at