Expandable levels

bubble, expandable, length: 376 cm, 3 vials, 180°, 90°, accuracy: 0.5 mm/m

bubble, expandable, length: 80 cm, 2 vials, 180°, 90°, accuracy: 0.5 mm/m

bubble, expandable, length: 63 cm, 2 vials, 180°, 90°, accuracy: 0.5 mm/m

bubble, expandable, length: 318 cm, 3 vials, 180°, 90°, accuracy: 0.5 mm/m, magnetic base