TOOGOO(R) Bedroom Door Privacy Ball Knob Metal Lock w 3 Keys Set Product Name: Door Knob Lock w Keys; Material: Metal Total Size: 16 x 5.5cm / 6.3" x 2.2"(L*Max.D); Fit for Door Hole Diameter: 5.15cm / 2" Fit for Door Thickness: 4.1cm / 1.6"; Color: Silver Tone,Black Net Weight: 433g Package Content: 1 x Door Knob Lock; 3 x Keys; Some Fixing Parts