Excellent Material: The automatic spring closer is made of cold-rolled steel and zinc alloy. The use of one-piece casting process and electroplating process makes the whole product durable, without rust and long life of life.Package Contents: After purchasing, you will get a door closer, 4 screws, an adjusting rod and a seal for the protective door. The stainless steel spring door closer is easy to install, no need to buy other parts.Adjustable Design: Our internal automatic door closer adopts adjustable design. You can use the included adjustment rod to insert the rotary hole and adjust the closing force as needed to increase closing convenience from the door.Noise reduction: The door closer can reduce the noise interference generated when closing the door, close the door slowly to reduce the damage to the door caused by strong impact, and can prevent you from forgetting to close the door.Widely Used: Our door closers for interior doors are suitable for metal doors, fire doors, wooden doors, civil doors and commercial doors, almost all doors under 10 kg. The self-closing adjustable door is an ideal choice for doors in the home, office and hotel rooms.Product description:1) The adjustable self-closing door wheel is made of nylon, smoother than traditional plastic, so the door closes smoothly and quietly.2) The internal soft closing of the door closer can automatically close the door, and the closing speed is adjustable to protect your door and your lock.3) Spring door closer adopts universal design, can open the door left and right, suitable for family, office, hotel room door.4) The automatic door closer will reduce the force when closing the door to protect the door from damage and reduce noise.5) Door closer for interior door is very suitable as a gift for relatives, colleagues, friends, especially for those who often forget to close the door or close the door tightly.Product specifications:Material: Steel, Zinc Alloy, NylonColor: BlackSize: 160*126*34.3/6.3*4.96*1.35inPackage Contents:1 * Door CloserSold by Briday Store