Bert
C - Guest Nation No. 56630 [Open] [Reply]
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thumbnail of 1651757365941.jpg
thumbnail of 1651757365941.jpg
1651757365941 jpg
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thumbnail of Endurance Terminology Graphic.jpg
thumbnail of Endurance Terminology Graphic.jpg
Endurance... jpg
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 >>/56628/
have this nice graphic that explains most endurance training terminology