Lets you design the tank layout to fit YOUR preferred work flow and available shop space. Set up end-to-end, corner-to-corner, side-to-side or overlap side-to-end, then bolt together using the pre-spaced, pre-drilled holes. Puts the top of a 6' x 6' x 40' tank 3' from the floor. Allows good flame travel across the tank bottom and up the sides. Easily supports a tank full of salts and work pieces. Saves hours of construction time. Partially assembled. Can go UPS. SPECS: 41' (104.1cm) long. 8ј' (22.2cm) wide. 28ѕ' (73.0cm) high. ѕ' (19.0mm) angle rails, 1' (2.5cm) x 15/8' (4.1cm) angle ends, 1' (2.5cm) sq. legs. 5/16' (7.9mm) diameter mounting/assembly holes. Includes Stand, pipe burner lock-downs, 3 Interlocking Bars and Assembly Bolts with nuts and washers. Detailed Instructions include fully diagramed assembly options.