Quality stainless steel automatic door closer。Color: silver。 Size: about 6.3 * 3.78 * 0.78 inch, maximum door opening angle of 175 degree.Material: stainless steel。 Fully adjustable, suitable for left and right doors Adjustable closing and locking speed Durable and stable in performance。 Adjustable screws for slow or fast closing, choose your return speed depending on the environment the close is placed in. Suitable for door weight 20 kg, door width: 1000 mm. Suitable for warehouse doors, fire doors, gates, office doors, wooden doors, hotel room doors. This door closer is not suitable for " large doors " or " doors heavy ". Material: stainless steel Size: about 160 * 96 * 20mm Maximum door open angle of 175 degrees. Fully adjustable, it adapts to left and right doors. Silver color. Fine and reliable workforce. Sustainable. Suitable for door weight 20 kg, door width less than 1000 mm. Perfect for home, office and hotel doors. Package Include: 1pc x 4pcs Auto Door Closer x Screws 1unit