ASSA 5376 Escutcheon Application Door Reinforcement ASSA 5376 is suitable for ASSA 249 and 90001 and others. The product is used when the old drill holes are to be covered or to reinforce door sections. Features Approved in Class 3. Mounted with four through-going hardened steel screws M5 (75 mm) with waist, 2 of which go through the lock. The outer and inner plate has clappers. Delivery includes screws. Standard finishing: chrome. ASSA 5431 EscutcheonDoor Reinforcement. ASSA 5431 is suitable for ASSA 780. U… ASSA 5320 EscutcheonDoor Reinforcement ASSA 5320 is suitable for ASSA 90003.… ASSA 5403 EscutcheonDoor Reinforcement, ASSA 5403 is suitable for ASSA 90002 … 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!