Amerock E5247CS2 Crystal Knob, Crystal and Polished Chrome 1-9/16 in (40 mm) Diameter Knob Finished in Clear/Polished Nickel Intricately crafted with precise detail for lifelong beauty and durability Includes mounting hardware: (Size(s):#8-32 x 1in Truss Head Machine Screw) Uncompromised quality at an unbeatable price