THIS IS A MERCEDES SPRINTER VAN SWIVEL BASE PLATE THAT CAN BE PLASE ON TOP OF ORIGINAL SEAT BASE AND THE SEAT CAN B INSTALLED ONTOP. 
 
IT FITS 2015 -2019 MODELS, WE ARE NOT SURE IF IT FITS 2020 MODELS BUT IT IS POSSIBLE IT DOES. 
 
COMES WITH HARDWARE, WE CAN ALSO INSTALL IN HOUSE I YOU WANT.