Clear transparent plastic permits observation of joint's axis of motion and its range of motion. The 360-degree head has three scales calibrated to be used with the ISOM Stands for International Standards of Measurement STFR system. One arm has a linear scale in inches and centimeters. Scale reads 1-degree increments.
Features- Measurement greater than goniometers and rulongmeters
- Pack of 25
Specifications- Size: 6"
- Degree: 360 deg
- Weight: 2 lbs