“Product DescriptionMaterial: stainless steel + rubberSize: Screw 48*4.6mm, rubber base diameter 28mm, gasket diameter 14mmColour: BlackQuantity: 4Package content: 4 *expansion screw1. 【High Qualité】: The toilet seat fixed screw is made of plastic, rubber and sturdy stainless steel. Excellent toughness, safe, sturdy, not easy to slip, not easy to break and rust, durable.2. 【Wrapping】: Toilet seat fastening set contains 2 pairs of expansion screws, dimensions: 4 cm high, 2.8 cm wide at the top and 1.4 cm wide at the bottom.3. 【Easy installation】: The stainless steel toilet seat hinges are easy to assemble. They are very easy to assemble in a matter of minutes, simply remove old screws neatly in the area and mount the new screws.4. 【Wide application】: These toilet seat screw accessories are universal and suitable for openings of 13-14 mm. Suitable for most standard toilet seats.5. 【Ideal choice】: Rubber extension bolt is ideal choice for DIY enthusiasts, clever design gives you great