Tozz Pro &reg; 1.96 Inch Round Magnetic Bottle Cap Catcher Come with One Screw (1.96 Inch Round Magnet) Powerful Magnetic bottle cap catcher 1.96 * 0.19 inch, diameter 1.96 inch Inner hole diameter is 0.23 inch magnet that catches over 35 caps just included 1 pcs Round Magnetic, pls take notice, thank you. come with one screw