Features: * Rigid aluminum box frame with duplex milled working edges * Solid block acrylic vials will not leak, 300 degree top read vial * Large hand holes for convenience and shock absorbing endcaps * Top read * 3 vials: 2 plumb, 1 level * 24-inch length What"s In The Box: * Empire Level 600-24 24-Inch 600 Series Aluminum Top Read Level