ASSA 1920 Explanation 1920 is a lever lock with 8 levers intended for regulatory and switsching discs in the archives of doors, gates etc. The lock has been paid as of 2013-01-01. ASSA 1960 ASSA 713/1713713/1713 is a lever lock with 7 levers. The lock are fitt… ASSA 733/1733733/1733 is a lever lock with 7 levers and are provided w… 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!