Accessory code X370 Asymmetrical external screen for monochromatic versions - L=911 X370: Asymmetrical external screen for monochromatic versions - L=911 Technical description: External asymmetrical screen L=911mm for versions with monochrome LEDs and Tunable White (TW) LEDs. Made of sheet steel that has been galvanised and then painted. Colour: Black (04) Weight (Kg): 1.5