Primer especially before the use of spray putty. Suitable for all Specially-formulated primer for application prior to spray filler. metallic surfaces (steel, zinc, aluminium). High corrosion protection. Suitable for use on all metallic surfaces (steel, zinc, aluminum). Important! Extreme corrosion protection. This part can only be stored for a limited time. Important notice! Please refer to the expiry date on This part has a limited shelf life. the part label. Please observe the expiration date Exception: indicated on the label. Paint materials, see Painting Handbook Exception: 'BMW Group Original ColorSystem' Painting materials, see Painting Manual ***** 'BMW Group Original ColorSystem' ***** ***** ***** *****