【Round and More Stable Hinge Plate】: The round hinge plate makes these toilet seat screws more stable, which is very suitable for use when your existing toilet accessories are loose. After installing these bolts, you don't have to worry about the toilet lid coming loose.

【High-Quality Anti-Rust Material】: The expansion ball of the toilet seat bolt is made of high-quality rubber and the screw is made of stainless steel, the brass nut inside the bolt is non-slip and anti-rust. Durable round plastic hinge plates do not rust and are better than metal washers.

【The Flexible Rubber Plugs】: The flexible rubber plugs slide tightly into the hole, and when you tighten the bolts, they are pressed into the hole to ensure a tight fit and make it easier for you to use the toilet lid.

【Easy to Install】: The rubber grommets in the kit have a threaded section so you can easily push them into the holes at the top of the toilet lid, and when you tighten the screw, it expands and tightens the hole, without the need for a bolt on the other end of the screw.

【Fits Most Toilet Lids】: Expansion ball diameter: 1.8 cm. Length: 4 cm. Suitable for 14-16 mm holes for 2 toilet lids. Perfect for broken or old toilet seat hinges. Suitable for most standard top-fixing toilet lids.

Due to factors such as manual measurement and differences in display, there may be slight differences between individual products and images, please excuse me.