The Empire 48″ – 78″ True Blue Extendable Box Level provides users with the most versatile performance with the ability to extend for exact fit in any job. The extension box level enables users to achieve a perfect fit in custom or odd size applications and constant surface contact for an accurate read across the full length of material. The adjustable sizing allows users to carry less and do more with the ability to replace up to 3 level sizes and maintain productivity with this all-in-one solution. The Empire patented e-Band Vial Technology provides users with superior readability and reliable 0.0005/in accuracy. The extendable level’s mark & scribe edge allows for continuous scribing across the full length of the level, even when extended. The adjustable slide control mechanism allows for customizable friction fit resistance and long term performance.