Generally, it weighs 20 kg, and occasionally there are 15 kg ladies bars with labels at both ends.

The 2.2m Olympic sports pole weighs about 20kg. The standard Olympic barbell bar, which is 2.2 meters long and weighs 20 kilograms, is generally the Olympic bar in the gym. The benchmark is 20 kg, and of course there is 15 kg, but the weight of general gyms can't reach this standard. For example, a 20 kg bar is only about 38 kg, and 15 kg is only about 27 kg. 1.8m oldham rod weight15-20kg.