Uxcell Stainless Steel Room Gate Door Magnetic Stopper Round Base Holder Product name : door magnetic holder; material : stainless steel Strike base size : 30 x 18Mm/ 1. 2" x 0. 7" (dh); magnet base size : 43 x 75Mm / 1. 7" x 3" (dh) Fit thread hole diameter : 3. 5Mm/ 0. 14"; color : silver tone Net weight : 120G Package content : 1 x door magnetic holder, install screw parts