The Rossport bed is available in twin, double, queen and king sizes. The twin and double beds have a two-position railmount that allows the bed to be used the under-bed storage options (11111trundle box is shown, two-drawer storage unit, rolling storage cubes); an eleven-piece slat roll provides mattress support. The queen and king beds are shipped with a metal mattress support system and will not accommodate the under-bed storage options. Headboard only option also available (11111R39HB, R54HB, R60HB, R80HB). Shown in Country Maple.