Goniometer 12 Absolute+Axis Aquatic Therapy Knee Hi * Expresso * Color:Yellow Knee Hi * Expresso * 20 30 mmHg * Small * Ankle Circ 7 8 specs * Available in 3 attractive colors: Blue Ridge Jade and Rosewood * D578 Model features newly designed back support to provide maximum comfort * hamstring flexibility 12 ABSOLUTE + AXIS * 1 EACH * The Absolute+Axis (AA) goniometer removes the assume and eyeball by establishing a true vertical or horizontal * The Absolute+Axis (AA) goniometer removes measurement variability and allows the practitioner to concentrate on correct placement of the other goniometer arm and the patient s body position * The integral absolute vertical and horizontal levels are permanently incorporated into both the AA Baseline (2 color) 12 inch and Baseline© * Some measurements the AA goniometer is designed to improve are: shoulder and hip rotation (internal external) cervical flexion extension rotation and side bending