The weapons demonstrated in this course directly use or are constructed of only rock, stick, and rope. Included in this instruction is a demonstration of the techniques for the Okinawan suruchin.

The original suruchin was a rope (commonly of hemp) of 150 or 200cm) in length with a rock tied to each end. This devastating weapon could be quickly constructed and hidden on your person before use.

Grandmaster Michael A. Stelzer holds several advanced ranks (10th Dan and above) in various styles of martial arts. Additionally, he holds three doctoral of science degrees and is a certified professional wrestler.