The Empire 24" I-Beam Level offers superior performance in all key areas of user needs and functionality. Exclusive high contrast vial surrounds make viewing easier in all light conditions and feature impact resistant acrylic mono vials for reliable durability.Features Lightweight, durable I-Beam frame High contrast vial surrounds improve vial visibility .0005 in./in. accuracy in all working positions Impact resistant acrylic mono vials offer superior durability All metal I-Beam frame offers superior durability and protects long-life accuracy Top read window provides clear overhead viewing Ergonomic, grip zones enhance comfort and portability Impact resistant endcaps protect frame and vials Hang hole for ease of storage Specifications Type: Level