div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Available at Ironcompanyimg1wfrcdncomdocresources1590414144367pdf · Posterior barbell shrugs are useful in building strength in the upper and mid traps but the motion can src=https:reader034vdocumentsmxreader034viewer20220502065f5956a217b85562f834bcechtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv class=annotation div class=annotationTitleerindiv div class=annotationSubjectText Boxdiv div class=annotationContentsAvailable at Ironcompanycomdiv div div class=annotationa href=http:wwwironcompanycom rel=ugc nofollow target=_blankhttp:wwwironcompanycomadivdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Available at Ironcompanyimg1wfrcdncomdocresources1590414144367pdf · Posterior barbell shrugs are useful in building strength in the upper and mid traps but the motion can src=https:reader034vdocumentsmxreader034viewer20220502065f5956a217b85562f834bcechtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: Available at Ironcompanyimg1wfrcdncomdocresources1590414144367pdf · Posterior barbell shrugs are useful in building strength in the upper and mid traps but the motion can src=https:reader034vdocumentsmxreader034viewer20220502065f5956a217b85562f834bcechtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv