• Material : zamac • Finish : black titanium • Group of finishes : titaniumn • Overall height : 28 mm • Overall length : 32 mm • Screw: M4 (included) CLEANING : Rocheleau knobs and pulls must be cleaned with a soft dry cloth free of any imperfections that might damage the product. If needed, the cloth may be slightly dampened with a neutral cleaner. Gently rub the knobs and pulls with the damp cloth.