Most of these seat swivel plates are handed, do make sure you order the correct one.
Left hand - Normal UK passenger seat
Right Hand - Normal UK drivers seat

Fitting information here for most seat swivels
Click here for a short video of a FASP swivel fitting process - - Click here for a short video of a FASP swivel fitting process - - Click here for a short video of a FASP swivel fitting process - - Click here for a short video of a FASP swivel fitting process - -