martialarts, powergeneration, combatives, selfdefence Jim Armstrong 23/5/25 martialarts, powergeneration, combatives, selfdefence Jim Armstrong 23/5/25 Cylinder Theory - How To Do More With Less Want more speed, more power, and less wasted effort? Shrink your movement. Read More
martialarts, powergeneration, combatives, selfdefence Jim Armstrong 23/5/25 martialarts, powergeneration, combatives, selfdefence Jim Armstrong 23/5/25 Cylinder Theory - How To Do More With Less Want more speed, more power, and less wasted effort? Shrink your movement. Read More
