QUOTE(partwerks @ Jun 27 2021, 08:38 PM)
QUOTE(mepstein @ Jun 27 2021, 07:19 PM)
yes
I wonder how the side with the pin, or stop would work with the rail that has the handle. Isn't it suppose to work only with the rail that has that tongue with the slot?
True, but you can switch the rails side to side on the bottom of the seat, such that the base will work correctly.