This bracket is designed to be used to mount Stow 'N Go Seats to the Vanagon Swivel Base seat rails. These are low profile and cannot be used on non swivel seat rails.
There are multiple holes so that both newer and older versions of the Stow 'N Go seats can be used.
Hardware for both seat options are included
Purchase is for 2 seat brackets and includes shipping in the 48 contiguous states