Toilet Seat Fixing Screw 4 Piece Expansion Screws for Toilet Seat, Suitable for Blind Holes in Toilet, Replacement for Toilet Seat Hinges

Rubber expansion length: 4cm/1.57 inches, bottom diameter: 13.6mm, suitable for toilet seats with holes 14-18mm in diameter. Please confirm the size of the installation opening before ordering. The toilet lid expansion screws and fasteners are made of rubber, ABS and stainless steel, which are more resistant to dirt and abrasion, which have better expansion and are not easy to break. The threaded design at the bottom of the toilet lid bolts, easy to install and save time. Once the rubber device is inserted, the nut will push the bolt to expand upwards automatically when tightening, firmly securing the toilet. Specially designed for fixing the cover of the bathroom toilet, suitable for all kinds of standard-sized toilet covers with top attachment hinge. Replace broken/old/wobbly/rusty toilet lid hinge fittings by yourself to keep the toilet lid upright firmly in your toilet. 2 pairs of replacement parts for toilet seat covers, including expansion rubber bolts and nuts, washers, fasteners. Comes with all necessary accessories, easy to assemble in minutes.