Product Info Catalog Tools Hand Levels & Measuring MM 24"StructoCast Level MM 24"StructoCast Level Request a Quote UPC: 52088074053 SKU: 218091 Model Number: 218091 Master Mechanic, 24", Structo-Cast Level, Accurate Durable Molded Frame With 3 Vials, 1 Piece Injection Molded Structural Foam Plastic Frame, 360 Degree Reading Acrylic Yellow Easy Read Replaceable Vials With Replaceable High Impact Plastic Covers With No Lenses.