Heavy-duty 6-inch long clamp has an exact maximum opening of 2.5 inches.Thick spring materials can ensure the product is durable.Spring clip is made of nickel-plated steel, sturdy and anti-rust.The arc of the manage improves the comfort. The non-slip plastic hide protects the software surface.Very suitable for carpentry, domestic decoration or business production. Suitable for wood, steel and fabric. Package Included: 1 x Spring ClampNote:No retail package.Transition: 1cm=10mm=0.39inchPlease allow 0-1cm error thanks to manual measurement. pls ensure you do not mind before you bid.Due to the adaptation between diverse monitors, the picture might not mirror the particular coloration of the item. Thank you!