Mx (group-independent) Metal colour: M059 arctic ( ≈ RAL 9006 ). Metal colour: M063 anthracite. Metal colour: M065 black ( ≈ RAL 9011 ). Metal colour: M091 white ( ≈ RAL 9016 ). Metal colour: M049 high polished alu. Metal colour: M060 chrome-plated. Metal colour: M802 alu silver.