Genuine Gerber 99-025 Tank To Bowl kit. This Kit Comes With Two Bolts, Two Rubber Washers, Two Rubber Spacers, Four Nuts, And Nut And Seal for The Fill Valve. This Tank To Bowl Kit Is Used With Toilets With A Pilot Fill Valve. Kit Comes As Pictured. Channel pads go in between the tank and bowl to prevent them from hitting.  This also replaces old Gerber part G0099537, 0099537, 99537, and 99-537.