NM26 is a bookshelf defined by a dry-assembled metal system developed from box-section components. The structure consists of fixed shelves supported by vertical uprights that are interchangeable, removable, and repositionable, allowing the configuration to be adjusted without altering the core design. NM26 can transition from a low configuration with two shelves to a vertical structure of up to seven shelves, maintaining the same proportions and formal language throughout. Adaptation to different spaces is achieved exclusively through the reconfiguration of the uprights, without the need for additional or replacement components. The piece is entirely demountable, reducing to its individual elements for optimised transport, storage, and spatial reconfiguration. The NM26 shown here is available with a stainless steel finish in a bright annealed mirror polish (BA). The satin brushed finish (SB) and powder-coated steel in RAL colours of choice are available on request. For alternative f