Unit works as advertised, no leaks, tight tolerances. But list other technical information such as: B. how many turns from lock to lock. It is also possible to contact the manufacturer directly in the event of a problem instead of sending it back. I need a 2 1/2 padlock to lock and the one I get was a 3 1/2. He said it was for a 1989 Pontiac Firebird so I figured there was only one transmission for this car. This is my daily driver so I didn't have time to pull it out and check it out first but didn't know what I needed