Description:2 different sizes for choosing. Durable， useful， easy to install. Good resistant to corrosion and rust. Suitable for most of cabinet，drawer，wardrobe. Specification:Knob Dia.: 28mm/24mm (Please tell us which size you like ， if not we will sent it random!! )Base Dia.: 15mm/13mm Overall Height: 22mm Screw Length: 24mm Hole Diameter: 3mm Material: Zinc Alloy Finish: Satin Nickel Color: As the picture show Package Included:1x Pull Knob 1x Mounting Screw