Accurately measure large joints.

• The transparent design allows for a full view of the extremity during measurement with a white background behind the numbers and gradations for easier readability.
• Linear measurements up to 7" and up to 18.5cm.
• Center has 3 rings for measuring ROM. Outer ring 0-90° in 10° increments bilaterally, middle ring 0-180° in 1° increments bilaterally and inner ring 0-360° in 20° increments.