Series 96 - Extra stiff aluminium rectangular profile with reinforcing ribs - Measuring accuracy in normal position 0.5 mm/m and in reverse position 0.75 mm/m - Two milled measuring surfaces of up to 122 cm - Patented anti-slip stoppers make for a firm seat when marking - Removeable end caps alleviate use right in the corner - Shock-absorbing end caps protect the spirit level profile if it falls - 10 years warranty Accuracy in normal position / 0.029° = 0.5 mm/m Accuracy in reverse position / 0.043° = 0.75 mm/m Measuring surfaces / 2 x Vial type / 1 x horizontal / 2 x vertical End caps / Removeable, Anti-slip stopper, Shock absorbers Length / 81 cm