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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