Easy-to-read with 1° increments.

• Use to measure active and passive motion of the MP hand joints and the interphalangeal joints.
• Can be used on the volar surface of the fingers to measure hyperextension or laterally along the long axes of the joint.
• Measures from 0° to 180° in 1° increments.
• Measures 4" x 2-1/8" (10 x 5.4cm) when closed.
• Made of thick plastic