Water Bottle Cage, Matte Full Carbon Fiber Lightweight and Strong Bicycle Water Bottle Holder Bike Cages Brackets

Material: Full carbon fiber . Incredible strong and lightweight(only 25±1.5g), non-deformable and corrosion resistant.

Size: Designed for standard size bottles with 2.83-2.91 inches (7.2-7.4cm) diameter, bottle too big or too small may not fit firmly.

Easy to install and Removal 4 Bolts): Bike frame requires threaded holes for installation of bottle cage. Oval mounting holes allow for fine-tuning of position on frame.

The water bottle cage has arms that wrap around the bottle for a secure and firm hold, so you don't have to worry about it falling out during your ride.

Great for road, mountain, hybrid, touring & electric bicycles.

1. check the self formed hole and align the screw holes of the bottle holder with the mounting holes.

2. adjustable the position and put the screw into the mountain hole

3. Tighten the screws

4. installation completed