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