Telescoping Leveling Rod, Adjustable Height Telescoping, Overall Height - Maximum 13 ft, Overall Height - Minimum 6 1/2 in, Graduation Marks 1/100 in, 1 ft, Head Style Not Applicable, Material Aluminum, Mounting Thread Size Not Applicable, Number of Segments 4, Color Black, White, Compatible with Grainger Part Number 31NE35, 348GP3, 348GP4, 348GP5, 348GP6, 45JL22, 45JL23, 494R20, 61KL78, 61KL79, Compatible with Level Type Optical and Transit Levels, Rotary Levels