The 24 Inch Aluminum I-Beam Level by Mayes is made of extruded aluminum alloy so it’s heavy duty without the heft. It features 3 impact resistant, high visibility vials (accurate to 0.001 inch) to ensure you have no trouble finding level and plumb. A top view center vial provides an extra clear read. Protective end caps prevent damage to your walls. A large hang hole allows easy storing.Durable Extruded Aluminum Frame
3 High Impact Top View Acrylic Vials Accurate to 0.001 Inch (Field Replaceable Cover Plates and Vials)
Protective End Caps Prevent Damage if it’s Dropped and Won’t Mar Surfaces
V-Groove Edge for Accurate Alignment on Pipes and Curves
Large Hang Holes for Easy Storage
Made in the USA