Can’t get a water bottle to fit in your bike frame? Blackburn’s Sideroller Cage is the answer. Featuring a swiveling chassis that’s customizable to allow bottle retrieval from the left, right or any angle in between, this cage goes where other holders won’t. It’s perfect for small-triangle frames, aero bikes and even full-suspension rigs. Made of durable aluminum and polycarbonate, it’s built to last.