Description: Premium and Reliable: The water bottle cage mount adapter is made of high quality aluminum alloy material, which is sturdy, wear resistant, and durable. Rotary Design: The adapter can be rotated 90 degrees, and can adjust horizontally or vertically. Easy Installation: Easy to install and release, avoid scratch even under strong vibration. Fit for: The bicycle bottle cage adapter is almost suitable for most bike and water bottle brackets. Application: Water bottle cage holder adapter can be used widely on bicycle frames, seat post tubes, handlebars, motorcycles, scooters, etc. Specification: Material: Aluminum Alloy Color: Black Package Includes: 1 Bicycle Water Bottle Holder Adapter