Reinforced vial locking system secures acrylic block vials and delivers long life accuracy. Tool-free removable, shock absorbing endcaps provide superior protection and scribing performance.  Precision milled edges for guaranteed accuracy.  Surface grippers prevent the level from sliding on flat or angled surfaces.  Ergonomic, grip zones enhance comfort and portability (48”+ only).  High contrast e-BAND™ vials highlight the edge of the bubble.  300° Viewing Window maximizes range of view.  Hang hole for ease of storage.  Powerful rare earth magnets provide superior holding strength (magnetic models only).  .0005"/inch Accuracy in all working positions.