- Premium Carbon Fiber Construction : Made from 100% full carbon fiber, this water bottle cage is incredibly strong yet lightweight, weighing only 25±2g. Its non-deformable and corrosion-resistant properties ensure durability, making it a perfect match for your bike. - Optimal Size Compatibility : Designed with a diameter of approximately 2.83 inches (7.2cm), this cage accommodates standard water bottles sized between 2.79-2.95 inches (7.1-7.5cm). It provides a secure fit for your hydration needs. - Effortless Installation and Use : The thoughtfully designed cage allows for easy holding and removal of bottles. The included screws firmly secure the bottle in place, ensuring it stays put during your ride. Note: This holder is specifically designed to fit on the bicycle frame's seat tube or sloping down tube. - Versatile Application : This carbon fiber bottle cage is compatible with a variety of bike types, including road bikes, mountain bikes, fixie bikes, hybrids, and commuting bikes. It’s an ideal addition for any cycling enthusiast, whether you're riding on trails or navigating city streets. - Practical Use Cases : - Stay hydrated on long rides with easy access to your water bottle. - Securely hold your bottle during rugged mountain biking adventures. - Enhance your daily commute by keeping your water bottle conveniently at hand. This water bottle cage combines functionality and style, providing a reliable solution for all your biking hydration needs.