ArtTechDesignInc carries these LedgeLokr shelves with secret compartments. The top shelf remains level, while the bottom swings down to reveal the interior contents.
NJ Concealment Furniture makes these coat rack/shelf combos that lift up to reveal a secret compartment. The top shelf tilts back when you open the compartment, so you’ll need to be careful as to what you store on top if you intend to access the interior. Inside...
This custom shelf on ArmsList includes a coat rack below. A fold-down panel along the front opens up to reveal a secret compartment that can store a long gun or other valuables.
