24" Pro Quality Heavy Duty Impact Resistant ABS Plastic Carpenters Level by OCM HEAVY-DUTY ABS PLASTIC CONSTRUCTION - Impact resistant I-Beam design finished in a high visibility yellow CONVENIENT RULER ON TOP OF LEVEL - Easy to read increments shown in both inches and millimeters. 3 EASY TO READ GLO-VIEW BUBBLE VIALS - Each vial is protected and epoxy-locked into the frame for years of accuracy and trouble free service. PROFESSIONAL QUALITY LIGHTWEIGHT DESIGN - Allows for ease of handling for most carpentry and masonry applications. 100% SATISFACTION GUARANTEED or your MONEY BACK! - Your satisfaction is our #1 Priority!