The Wright Concave Cabinet Knob on Rectangular Backplate is a solid two-piece knob with a smooth, gently curved top that catches the light beautifully. Simple yet sculptural, it's a versatile option that works well with everything from traditional cabinetry to contemporary interiors. The rectangular backplate adds a clean, finished look that makes it an easy choice for any door or drawer. Pictured in Antique Brass. Specifications Material Brass Origin UK Diameter 32mm Projection 30mm Backplate 115mm x 20mm