From Starbounder - Starbound Wiki
It can be placed on any flat surface 2 blocks wide, and provides a 2-block stacking surface.
|Apex :||I wonder if there are any secrets inside...|
|Avian :||Could there be anything of value within?|
|Glitch :||Excited. Any items of interest inside?|
|Human :||A lab locker.|
|Hylotl :||Perhaps something useful is inside.|
|Novakid :||A locker. What does it contain?|