Aluminium window - Import export

Bullseye level body stainless steel up to Ø14 mm, then aluminium. Sight window glass. Version Aluminium black anodised. Note Bubble levels are used as a type of zero indicator instrument for checking horizontal inclination in e.g. spirit levels, inclinometers, metrology instruments and machine constructions. Excellent bubble contour, with internal bubble ring to eliminate planar parallaxes. Sensitivity in angular minutes for 2 mm bubble travel Clear filling