48IN Heavy Duty I-Beam Aluminum Level *Length: 48 in. *Material: Aluminum, Aluminum *Magnetic: No *Style: Heavy Duty *Level Type: I-Beam *Product Type: Level *Number of Vials: 4 vial *Accuracy: 0.75 mm/m *Color: Orange *Number in Package: 1 pc. *Discovery CON, NBR, SUP, EXP