Originally Posted by Bikemanz
I am thinking of buying the swivel seat base from Sportsmobile direct. They say they can be used on stock ford e250 front seats. Does anyone have any experience with these?
Yes, they have them. You can also get one from Discount Van Truck. Do a search and you will find a lot more out about them.
By the way, most SMB's come with them from the factory but a lot of DIYers here have put them in. Make sure you get the one for your exact year van.