Tote releasably attachable to a rail

A storage apparatus, releasably attachable to a rail having an inboard side and an outboard side, the apparatus comprising:

• a) a holder body (102) being formed of a top panel (101) and three side panels (103) each having a top end and bottom end, wherein the three side panels include two opposing side panels and a third side panel extending between respective outboard edges of the two side panels,
• the opposing side panels each having an opening (104) extending from the bottom end towards the top end, the opening being configured to receive the rail, and the third side panel being configured to be located at the outboard side of the rail;
• the top panel and the three side panels together define an upper portion (105), an outboard portion (106) and an inboard portion (108), the outboard portion and the inboard portion each having a rail facing side, and forming a channel (104) extending between the openings (104a) of the opposing side panels, to support the holder on the rail and to releasably attach the apparatus to the rail, such that the outboard portion is on the outboard side of the rail and the inboard portion is on the inboard side of the rail when the holder body is supported on the rail, and
• b) a clamping mechanism (166) deployable against the rail,
• wherein the clamping mechanism is deployable through the third panel of the holder body against the outboard side of the rail to urge the rail facing side of the inboard portion of the holder to contact the inboard side of the rail.