No Compromise Cross Training and Weightlifting barbells. Low-noise, rolling friction reduced to the minimum and extreme reliability are only few of the qualities of this top-notch technology barbell. Calibrated with only +/-5 grams of error and with a 680kg maximum load, it has been built with a special alloy steel. With no knurling in the center and anti-corrosion surface finish coating this bar achieved excellent grip, reduced hand strain and maximum longevity. Warranty certificate included in the package.