div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentth-legs-a-muscles-used-primary-quads-hamstrings-glutes-lower-back-secondaryhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: the5krunnerthe5krunnercom07triathlon-no-weightspdfLegs — Muscles used Primary: quads hamstrings glutes lower back Secondary: calves core squats on ball 2 3 Start loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220428085f84bcd7c5ebc52de7081576html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentth-legs-a-muscles-used-primary-quads-hamstrings-glutes-lower-back-secondaryhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: the5krunnerthe5krunnercom07triathlon-no-weightspdfLegs — Muscles used Primary: quads hamstrings glutes lower back Secondary: calves core squats on ball 2 3 Start loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220428085f84bcd7c5ebc52de7081576html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentth-legs-a-muscles-used-primary-quads-hamstrings-glutes-lower-back-secondaryhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: the5krunnerthe5krunnercom07triathlon-no-weightspdfLegs — Muscles used Primary: quads hamstrings glutes lower back Secondary: calves core squats on ball 2 3 Start loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader033fdocumentsinreader033viewer20220428085f84bcd7c5ebc52de7081576html5thumbnails3jpg width=140...