measurements are 32" wide 52.5" long .75" thick
I've got a picture of how the table sits on the rail. It shows the corner of the table closest to the door. The white nubs are guides (I assume) to keep it from sliding.
Also, here's another thread discussing modifications to the same tt one is putting a dowel across the front end as a rest to make conversion from bed to table easier.
http://www.jaycoowners.com/forums/f3...-new-post.html