i am using a thirdrow seat from a 1999 chrysler town&country minivan in our 41 willys.that is the only year with the fold down center armrest.will mount two cupholders in the back of that and when it is flipped up you won`t see them.cut the rollers off and bolted alum angle to it to mount to the floor.still adjustable for diff drivers and seatback flips forward for access to behind seat area.paid 50 bucks at salvage yard.