Protective plate 873 Application For outward-opening windows and glazed doors. Features Protects the outside frame from being damaged by protruding side bolt. Surface mounting. Screw (applies to all) Use no. 5 (3.0 mm) TFX / DIN 7997. Material Stainless steel. Sliding plates 874For inward- and outward-opening window. Sliding plates 4995For inward- and outward-opening window. Sliding plates 1654ASSA 1654 for inward-opening windows. Do you want to create a safe lock environment? ASSA OEM has created "The lock guide by ASSA OEM", and it's made to give you knowledge and tips about approved lock sets. We really encouring poeple to read our tips and guidelines here: The lock guide Want to download our product catalogues? If you prefer to download our product catalogue - you can download it here! We also provide instructions, declarations and other documents in our download documents section.Check it out!