Sola spirit level BIG X 3, 1000 mm. Very high measuring accuracy even at extreme temperatures. Aluminium tube profile with red powder coating. Even more precise thanks to higher contrast. By darkening the areas to the left and right of the bubble edge, the contrast ratio between bubble and vial liquid is over four times better. Accuracy 0.5 mm/m. Accuracy 0.75 mm/m (reversal measurement). Bubble level with magnifying glass effect. X-profile made of aluminium. Shock-absorbing end caps.