Originally Posted by
Slice
Just like the bag sizer(that nobody ever uses), just get a pair of arm rests mounted by the gate and if it looks iffy, see if they can or can't fit in between them.
Like roller coasters at the amusement park?
Here's a mock-up of the seat and harness. If you can't fit in this, you can't fit in the one on the ride. Sorry.
I like it.
-mini