Castella Hastings Cabinet Knob on Backplate Cabinet Knobs are used as a handling feature for opening and closing cabinet doors or drawers. (e.g. Usually used but not limited to kitchen cabinets and drawers, pantries, dressers, and many other small storage) Cabinet Knob Function - Facilitates the operation of cabinet doors and drawers by gripping the pull knob before pulling it to open or close the cabinet door or drawer. Features: The Hastings collection in Solid Brass is characterised by its smooth and refined curves, which give a classic look to cabinetry. Can be used with or without the square backplate. Specifications: Diameter: 38mm Projection: 35mm Backplate: 45mm Available Finishes: Gunmetal Polished Chrome Satin Brass Satin Nickel