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Movies of Powerpins weightlifting bodybuilding muscle building pins.  

Mpeg Movies
Click to download / view:

1. Movie#1, 240KB -- Watch the quick release as you work down the stack. Touch down to lower the weight.

2. Movie#2, 829KB -- For demonstration purposes, this movie shows just one rep at each weight.  You control how many reps you do at each weight.
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