Extendable goniometer offers easy-to-read scale, and adjustable leg length for measuring large and small joints. Steel arms extending 9?" to 26". 4x magnifying lens to read the dual 180? scale.
Extendable goniometer offers easy-to-read scale, and adjustable leg length for measuring large and small joints. Steel arms extending 9?" to 26". 4x magnifying lens to read the dual 180? scale.