Extendable spirt level with strong multi-chamber aluminum frame and removable stand-offs that can reach around braces

Plub vial at eye level

Handholes for comfort and grip

Reinforcing ribs for high strength

Continous bridge over horizontal vial increases frame strength

Plastic end caps protect the profile against impact

Two measuring surfaces for measuring in normal and revers positions

STABILA vial technology delivers long-term accuracy

Scales printed on both sides of extension pole for fast set ups