ITEM NAME:Adjustable Elastic Drink Cup Water Bottle Holder Bracket F Mountain Bicycle A#S Product Description Description: This is for a Brand New Bicycle Frame-mounted Water Bottle Cage with adjustable diameter for multiple bottle sizes. Hold your bottle securely, no matter how rough the ride gets. This water bottle cage adjusts to fit a wide range of bottles and hold them more securely. New shape holds bottles more securely. Engineering-grade polycarbonate plastic construction for durability. Specification: Adjustable base fits bottles 45 to 86mm diameter Flexible, heavy-duty polycarbonate construction Color:Black. Weight:60g Included: 1 x bottle holder.This water bottle cage adjusts to fit a wide range of bottles and hold them more securely. Hold your bottle securely, no matter how rough the ride gets. Flexible, heavy-duty polycarbonate construction.