The tough 1200mm OX Trade Level features unique highly accurate UV resistant magnified dual Easy View vials which are backed by a lifetime 'Vial Warranty'. The strong but lightweight aluminium profile is fine milled on the base edge for 100% precision. Shock resistant endcaps protect against drops and bumps on site. It has 3 solid acrylic vials with accuracy of .5mm/m or .0005in/in and is available in 600, 900, 1200 and 1800mm.