Professional light metal spirit level, computer-optimized profile (COP), two integrated acrylic vertical vials with Plumb-Site® Dual-ViewT, an enlarged, illuminated horizontal vial, finely milled surfaces on both sides, ergonomic handles with patented Ergo GripT anti-slip function, polypropylene and TPR end caps with air-sprung PVC shock absorbers. Accuracy: 0.5 mm/m. Version: 600 mm, size: 31x67 mm