Cov khoom ntawm olympic barbell lub olympic weightlifting bar yog ua los ntawm cov qib siab steel, nto yog chrome-plated, thiab nws muaj zog oxidation kuj. lub siab tensile lub zog ntawm 215000 PSI tuaj yeem ua tau raws li qhov xav tau ntawm ntau yam kev thauj khoom.