39" (1000mm). Extremely tough, cast aluminium profile with 3 vials; one horizontal and 2 plumb. The vial, the block holder and the measuring surfaces are adjusted and aligned precisely to one another. Capable of measuring in normal and reverse positions....

Aluminium rectangular profile with reinforced ribs, together with Stabila installation technology, ensures accuracy and a long service life. Vials and measuring surfaces align perfectly during the production process and are permanently connected. Vials...