This post serves as the end of my experimentation of using a bicycle inner tube to mount a knife to my belt. You can read the original post here, as well as my follow up once I started force on force training with it.


I continued to use the bike tube + retention line for several more force on force events, including opposed drilling and scenario based training.

My friend and coach Cecil Burch of Immediate Action Combatives contacted me after my second article and suggested I try drawing the knife when I couldn’t move my arm enough for the cord to take affect.  I went to our monthly Shivworks alumni meeting and tested it with one of my training partners.

My partner is a little bit taller, about 40 pounds heavier, and works with his hands for a living. He’s way stronger than I am, especially in the sandwich clamp department. He’s also a graduate of Ed’s Manifesto’s Weaponology class. He knew what I was trying to do, and was trying to stop me.

I started on the floor, on my left side, and he had me in side control. I pummeled under his arm with my left arm, grabbed the bulbed hilt of the Clinch Pick, and raised my hips away from the floor.

I had hoped that the sheath would come out of the tube, but it didn’t. The training blade came free. We wrassled from there.

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