Knob Diameter: 48 mm Rose: 57 mm Projection : 75 mm features: Pair of ball shaped knobs on unsprung roses Surface fixing screws included Suits doors 35-65mm thick Manufactured in the UK. Available finishes: - Antique Brass - Antique Brass Unlacquered - Imitation Bronze - Imitation Bronze Unlacquered - Polished Brass Lacquered - Polished Brass Unlacquered - Polished Chrome Plate - Polished Nickel Plate - Satin Chrome Plate - Satin Nickel Plate For any other finishes, please contact our sales team. This product requires a good quality latch.