The Large Bone Caliper are sliding anthropometric calipers used to measure a straight-line distance between two landmarks. The Large Bone Caliper has a range of 0 to 60 cm in 0.1 cm increments (with an accuracy of 1 mm). Popular uses include measuring shoulder width, long bone length and chest depth for tracking growth, and development of children or for use in motion analysis studies. The sliding C-shaped arm to provides accurate and precise measurements.