ROBUST AND machined with a fully automatic precision CNC (Computer Numerical Control) machine tool to ensure quality stability and durability of the product. With a surface finish of ;Fully automatic precision CNC machining, the product has a perfectly smooth surface that reflects light very evenly, so the appearance of the product is very aesthetic Top quality product. Will not rust, stays rust-free forever - a durable quality product that can last a lifetime! Height Adjustable: Min. Height: 75mm, Max. Height: 110mm Each doorstop comes with an extra/replacement rubber tip! Instructions: Use a flathead screwdriver to tighten the brass bolt tightly after adjusting the height of the door stop. Supplied Quantity: 1 Piece Note: The data is all manual measurement, please allow 1-3cm error. Due to the difference in light and display, there may be some color differences, please refer to the actual item you received.