The safety spring door closer with smooth closing technology removes the bounce from your closing door and allows you to get through with ease, make your next to-do is . Help the of closing door and protect your door lock.Gives you a easy and safe life. Features -Color: Silver -Material: Aluminum Alloy & Stainless Steel -Size: Approx, 18.50X5.00X2.50cm / 7.27X1.97X0.98in - hydraulic door closer is made of material with the hydraulic principle to keep your door close safely. - Keep doors in high traffic areas securely and safely closed, preventing noise, heat loss and increasing safety. - Automatic closing and latching, maintaining quiet and security. - These spring door stopper has adjustable closing speeds. Allowing them to be used on both left and right handed . - Use these door closers to convert hinged door to self-closing door, you can easily and quickly operate. Package list: 1 Closer