Door Closer Security System- Adjustable Closing System. Specifications: Material: Aluminum Alloy Model Number: 4403H Type: Door Closers Material: Aluminum Use: Door Closer Weight: 1.96kg Suitable For Door Weight: 40-65kg Suitable For Door Width: 830-950mm Mute Closing: Yes Hydraulic Buffer Closing: Yes The Function: 2-Section Speed Adjustable (Closing/Latching) Features: Spring Door Closer Title: Door Hardware Name: Door Controller Item: Universal Door Closer Nature: Hydraulic Door Closer Property: Sliding Door Closer Effect: Automatic Door Closer Application: For Rion Door, Stainless Steel Door, Fire Door Applicable Scenes: Market, Hotel , Apartment, Fire Escape Package Included: 1xDoor Controller. We are an international based seller that will your order from abroad, please at least a minimum 14 working for right now due to the ongoing delays in s globally.