product features：
Applicable to: wooden door, steel door, aluminum frame door, etc.
Installation type: Center installation or eccentric core installation. Product function: it can rotate 360 ° and stop the door at 0 °, 90 °, 180 ° and 270 °. It has the function of automatic door closing. After a slight swing back and forth, the door will automatically stop at the predetermined door stop position. The door can automatically return to the nearest door stop position clockwise or counterclockwise after each 90 °. Applicable door thickness: steel door ≥ 40mm; Wooden door ≥ 45mm. The ground does not need slotting, and the installation is very fast and convenient. Low temperature antifreeze hydraulic oil is adopted, and the ambient temperature can reach - 20 ° C ~ + 40 ° C. Base cover SUS304 brushed stainless steel. Quick adjustment after installation: front and rear 3mm, left and right 3mm, ± 4 ° alignment.
