Topeak Modula Cage EX

One cage that fits nearly any bottle. The Modula Cage EX adjusts by hand to hold everything from a standard water bottle to a soft drink or energy drink bottle, so you are not stuck buying a new cage every time your bottle changes. Adjustable to fit different bottle diameters, from 51 mm to 73 mm No tools required to adjust Fits standard water bottles, soft drink bottles, and energy drink bottles Redesigned shape holds bottles more securely Engineering grade nylon Standard 2-hole mount Dimensions: 16.3 x 8.5 x 7.3 cm Weight: 52 g