Formidable. The MIDDLErail is a sleek, versatile adjustment module for box spring beds and similar frames. With smooth up/down motion, and programmable memory positions, it delivers maximum flexibility. Choose from wired, wireless, or smartphone app controls. Its low-profile design with integrated electronics keeps the under-bed area clean. Compatible with bed lengths of 190 cm–220 cm and widths of 60 cm– 140 cm, the MIDDLErail is a compact, powerful solution for enhanced functionality.