One of the most iconic symbols in strongman training is the Thomas Inch dumbbell. It weights 172 lbs, 9 ounces, but the remarkable part of it is the diameter of the handle, 2 and 3/8 inches thick.
Many of the strongest men in the world can't even lift it off the ground at all, only about 100 men have ever lifted it.
watch what Mark Henry does with it
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