This seat was used on Nautilus or Bowflex products.

The seat is 21"" wide and 11" front to back. The hole pattern on this seat is a 4 hole trapezoidal pattern.  The holes are spaced 7.375" apart left to right at the front of the seat and 10" apart left to right at the back oof the seat.  The hole spacong is 5" a part front to back.  All hole are measured from the center on one hole to the center of the other hole.  The holes each have a 5/16-18" threaded insert.

NOTE: The seat base is wood, so if you needed a different hole pattern you could use this seat and put wood screw into the base.  PLEASE NOTE if you chose to put wood screws into the base we will consider this a modification and will not accept the part for a return.