Part Number:Health Gearz9twusaxom189 Product Dimensions:32 x 2.3 x 2 cm; 213 Grams Finish:Finish Material:Material Power Source:PowerSource Voltage:1 Volts Installation method:InstallationMethod Item Package Quantity:1 Included Components:Inc Batteries included?:No Batteries Required?:No Item Weight:213 g Our product can prevent the door from being suddenly closed, making loud noises and fingers being caught. With an invisibles design, the door slide damper hidden behind the rail, wont affect the appearance. By the damper, the door can softly stop in the last position. Our product can effectively brake and automatically close without being affected by the load. You can use it with all type of roller slides and barn doors to create a quiet and comfortable environment. The size of the damper is approx 32 x 2.3 x 2cm / 12.60 x 0.91 x 0.79 inch, please confirm the length of your door before purchasing. Specifications: Material: Steel Maximum tension: 10-25n Service life: 50,000-8,000 times Maximum load: 20KGS-80KGS Color: Black Size: 32 x 2.3 x 2cm / 12.60 x 0.91 x 0.79 inch (appr.) Package Includes: 1 x Damper 3 x Mounting Plate 2 x Screw 1 x Screwdriver Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. About this item [Feature]: Make sure the door hits the door side without making a noise or bounce and give you a quiet environment [Friendly Design]: The invisibleS design makes the product hidden behind the rail and the door softly stops in the last position to prevent any slamming and fingers being caught, and less force is required to close the door [Versatility]: Works with all type of roller slides and barn doors to prevent your door from making a noise and interfering with the work and rest [Easy to Install]: No need to drill holes on the rail, simplifying the installation process. All necessary installation hardware included, easily installed in minutes can bring you peace of mind [High Quality]: Made of steel, it shows a high quality and universal construction. With a oil free design, making the door slide damper more reliable and durable See more product details [Feature]: Make sure the door hits the door side without making a noise or bounce and give you a quiet environment [Friendly Design]: The invisibleS design makes the product hidden behind the rail and the door softly stops in the last position to prevent any slamming and fingers being caught, and less force is required to close the door [Versatility]: Works with all type of roller slides and barn doors to prevent your door from making a noise and interfering with the work and rest [Easy to Install]: No need to drill holes on the rail, simplifying the installation process. All necessary installation hardware included, easily installed in minutes can bring you peace of mind [High Quality]: Made of steel, it shows a high quality and universal construction. With a oil free design, making the door slide damper more reliable and durable