Description HEAVY DUTY DOOR STOP - Protect your walls and door frames from damage by installing a hinge pin door stopper. The durable stopper installs directly into the door hinge. It prevents door knobs from leaving marks on your walls. DURABLE RELIABLE MATERIAL - Product measurements are: 2-1/2" (projection), 1/4" (diameter hinge pin), 1-5/8" (adjustable rubber head screw). Each cap has a stopper rubber stoppers and a plastic spacer. CONVENIENT TO INSTALL - the door hinges, then slide the pin into the stopper and put the hinge back in place. SECURE AND HIGH QUALITY- The door stops are perfect for long time use. is made of sturdy metal with a smooth and polished surface.The screw is adjustable and the tips are soft and will not leave dents. PROTECT DOORS AND WALLS-Protect your precious wallpapers and save money by using a doorstop.Effectively prevent damage by preventing doors from slamming into walls.These bo uchons are ideal and perfect replacements for newly installed doors. Product Description 4x Black Hinge Pin Door Stoppers Door Stoppers hinge pin can be adjusted. You can choose the maximum rotation angle you need. The protective bumper on the spikes acts as a safety cushion and prevents it from leaving marks. These are sturdy enough to be used on front doors. They are also suitable for kitchen, bedroom, bathroom, patio and laundry room doors. Compatible with most door hinges and will work with wood or metal doors. These are modern, stylish and compatible with the color of the door or wall. The easy installation procedure makes it an excellent choice as a door stopper. Made of strong polished steel that can withstand frequent use. There are 4 pieces of black door stops in this pack. Ideal for homes, schools and offices. Recommended housewarming gift for friends and family. Contents: 4x Hinge pin door stopper (Black)