uxcell Office Door Privacy Ball Knob Metal Lock Silver Tone w 3 Keys Product Name : Door Knob Lock w Keys;Material : Metal Total Size : 165 x 74m / 6.5" x 3"(L*Max.D);Fit for Door Hole Diameter : 5.15cm / 2" Fit for Door Thickness : 4.1cm / 1.6";Color : Silver Tone Net Weight : 438g Package Content : 1 x Door Knob Lock,3 x Keys,Some Fixing Parts