Prime-Line S 4180 Door Knob Lock-Out Device - Prevents Turning of Door Knob and Access to Keyhole, Can be Used for Home Rentals, Evictions, Job Sites & More - Keyed Alike, Diecast, Gray (Single Pack) is a Health & Safety option for everyday use, business supply needs, resale shelves, or household stocking. Review product size, pack count, and shipping details before checkout.