JOHNSON LEVEL &,amp, TOOL I-Beam Level,Number of Vials 3,24 in. L

I-Beam Level; Number of 30 Vials 0; Number of 45 Vials 0; Number of Level Vials 1; Number of Plumb Vials 2; Top Read Top Read Window; Vial Illumination None; Vial Material Acrylic; Vial Shape Barrel; Features Ergonomic Cushioned Hand Grips; End Cap Type Removable End Caps; Number of V-Grooves 0; Magnet Type Not Applicable; Number of Magnets 0; Accuracy - Standard 0.029 Degrees ; Frame Material Aluminum; Overall Length 24 in; Magnetic Nonmagnetic; Vial Types Included Level Vials; Plumb Vials