About this item

• Specification: size 7.1"X2.08"X0.7"(180X53X18mm),door weight ≤ 40KG, door width ≤ 39.4"(1000 mm), maximum opening angle is 145 °.
• Material: high quality aluminum alloy, chrome plated, rust proof and durable,spring loaded, tension adjustable for slow or fast closing.
• Notice：Suitable for left and right door opening.The door should be flush with the door frame as much as possible(height difference must be less than 5cm).
• Function: For wooden and aluminum doors of family, office and hotel rooms. Easy to install.
• Install:In the middle position of wooden door or aluminium alloy door frame, fix with screw to be able to use. Adjustment method: Insert the hexagon socket wrench into the top hexagon socket screw hole and rotate it. Adjust the required strength in the six adjustment holes according to the weight of the use door.