I-Beam Level Number of 30 Vials 0 Number of 45 Vials 0 Number of Level Vials 4 Number of Plumb Vials 6 Top Read No Top Read Window Vial Illumination None Vial Material Plastic Vial Shape Barrel Features Adjustable Cats Eye Yellow Double Bent Vials End Cap Type No End Caps Number of Hand Grips 4 Number of V-Grooves 0 Magnet Type Not Applicable Number of Magnets 0 Accuracy - Standard 0.0004 in/1 in Frame Material Aluminum Overall Height 2 3/8 in Overall Length 72 in