This item is a replacement barrel to suit the Union 1K57 concealed shackle padlock which in turn is often used in conjunction with the Union (formerly Chubb) 7B018 and 7B020 padbars. It has a high security 10 disc AVA mechanism and is supplied with 3 keys.
- For use within Union 1K57 concealed shackle padlock
- Key withdrawal only when locked
- Protected against drill attack
- Lock and 3 keys only
- 1K57 is suitable for use with Union (formerly Chubb) 7B018 and 7B020 padbars
