SOLA, LSB36 - BOX-BEAM, 3 FOCUS-60 VIALS, 36''SOLA BIG RED LEVELS Better, faster and more accurate reading through the patented SOLA FOCUS vials Break resistant acrylic block vials with magnifying lens (+60%) and a 30 year guarantee against leakage Better readability in dim light through an optimised SOLA luminous backing Highest measuring accuracy in standard and inverted position Extra strong aluminium profile with reinforcing ribs for maximum stability Shock absorbing 2 c end caps provide