Secure dividers to insides of open boxes for custom configurationsThese Divider Sets are designed to be used with the open boxes of the Gressco Modula S Book Display and Storage System (part number GM4300-85). Metal supports and pre-drilled holes are included for easy set-up.Available in -85 natural maple, and -02 blue, -10 green or -18 red color stains.Free Design Kit - Part number GMK