The FatMaxŒ¬ Xtreme level has solid-block acrylic vials to provide an accuracy of 0.5mm/m in eight orientations. Plus every FatMax Xtreme level comes with a lifetime accuracy warranty. It is 5 x stronger than other Stanley levels thanks to its unique reinforced box-beam construction. Lightweight aluminium body and sturdy bi-material handgrips make handling easy and the precision engineered, dual-machined levelling surfaces ensure maximum accuracy. The vials are magnified by 20% for improved all round visibility with shock absorbing end caps protect the level even if it's dropped. Length 1800mm (72 in)