Vestil Steel fork extension provide the extra support needed to lift long or large objects with a fork truck. Steel retaining strap (loop style) prevents fork extensions from sliding off forks during use. OSHA regulations require that extensions are no more than 150 percent of the existing fork length, (e.g. 48-inches existing forks, the fork extension should not exceed 72-inches). Maximum capacity is 4000 pounds evenly distributed. Loop Style: Insert loop at the tip of the fork and slide it up at a 45-inches angle then lay it down over the existing fork. Measures 72-inches length by 5-1/2-inches width by 2-inches height.