ITEM NAME:2pc Toilet Seat Top Fix Screws Fixings Universal Expanding Rubber Screw Fitting@.Supplied with 4 soft plastic washers, when you tighten the bolts the washers crush down into the holes and you need to be careful you do not tighten the bolt so much it pushes through the washer. Suitable for 14-19mm hole for 2 toilet seats, universal uses.
