I bought this but never used it. The ring bolt needs to be fitted through the back board behind the seat / above the tunnel and then the cases can be padlocked to the soft eyes.
This is for a trad car.

Make me an offer by PM
The ruler s not included.

[Linked Image]
[Linked Image]

2014 Brooklands Edition Roadster "Brookland's Belle" #5 of 50