The Empire® 48 in. – 78 in. eXT extendable True Blue® box level provides users with the most versatile performance with the ability to extend for exact fit in any job. The extendable box level enables users to achieve a perfect fit in custom or odd size applications with constant surface contact for an accurate read across the full length of material. The adjustable sizing allows users to replace up to 3 levels and carry less while maintaining productivity to complete the job. The adjustable slide control mechanism allows for customizable friction fit resistance and long life performance. The Empire patented e-Band™ vial technology provides users with superior readability and reliable 0.0005 in./in. accuracy. The extendable level's mark & scribe edge allows for continuous scribing across the full length of the level, even when extended. The Empire 48 in. – 78 in. eXT extendable True Blue® box level offers leading versatility and accuracy for all tradespeople and the applications they face on a day-to-day basis.