Maxim 2 " Bunkie Board
A bunkie board is a 2" thin platform that eliminates bulky, too-tall box springs, providing essential support for your mattress. This is typically used for bunk beds.
Dimensions:
Twin: 39 x 75 x 2H
Full: 54 x 75 x 2H
Queen: 60 x 80 x 2H
King: 76 x 80 x 2H
Calking: 72 x 84 x 2"H