We bought the swivel from seats for cars. My husband made a metal plate the attached over the seat bolts with new bolts that allowed us to move the seat back 3 in. And over a few inches. That allows the seat to swivel without touching the door.
Originally Posted by markelenasmith
I have a GR22 also and would like to make the passenger seat swivel. What swivel base did you use for it and where did you purchase it?