IRWIN 1794106 I-Beam Level, 3-Vial, Aluminum

Dual chamber design increases level durability, ensuring accuracy over time, and resists twisting 2X more than traditional I-Beams. Plumb Site® offers dual-sided, undistorted viewing in the plumb position and easy, more accurate plumb readings. MagnaVials™ and wide top read window for easy and accurate readings.