48-inch Professional-Grade Aluminum I-Beam Level (5100-0048)

Set your work straight with the CHANNELLOCK® 4 Foot I-Beam Level. Inspired by America's hardworking tradesmen and women, this spirit level features three high-contrast vial surrounds for level, plumb and 45° vials, and an easy-to-read top-view window. Its durable aluminum frame and rugged shock-absorbing end caps are built for years of hard work. Plus, its ergonomic hand grips allow for easy handling while wearing gloves. With ±0.0005 in./in. accuracy, this professional-grade level tool won’t just do the job—it’ll flat-out conquer it.

• ACCURACY 0.0005 in./in. tolerance in all ten working positions
• DURABLE ALUMINUM FRAME and rugged impact-resistant end caps
• THREE HIGH-CONTRAST VIAL SURROUNDS for easy and accurate reads
• EASY READ TOP-VIEW WINDOW offers superior visibility on the job
• ERGONOMIC HAND GRIPS allow for easy handling while wearing work gloves
• Product Dimensions: 48" x 2.25" x 1"