Box 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 Block Features Flush Mounted Magnets Spring Steel Hairline Indicators. Epoxy-Locked Vials Removable Rubber End Caps End Cap Type Removable End Caps Number of Hand Grips 2 Number of V-Grooves 0 Magnet Type Rare Earth Number of Magnets 2 Accuracy - Standard +/-1/32 in @ 72 in Frame Material Aluminum