This is for a Brand New Bicycle Frame-mounted Water Bottle Cagewith adjustable diameter for multiple bottle sizes.<br>Hold your bottle securely, no matter how rough the ride gets.<br>This water bottle cage adjusts to fit a wide range of bottles andhold them more securely.<br>New shape holds bottles more securely.<br>Engineering-grade polycarbonate plastic construction fordurability.<br>Specification:<br>Adjustable base fits bottles 45 to 86mm diameter<br>Flexible, heavy-duty polycarbonate construction<br>Color:Black.<br>Weight:60g<br><br>