For example, the barbell bars used in the gym are all at 300- 1000 yuan, and the barbell pieces are all at 5- 13 yuan/kg.
You can go to sporting goods stores, and now major shopping malls and pharmacies also sell fitness equipment.
In addition, if the barbell exercise is bench press, it is best to have someone around, otherwise it is easy to be dangerous. Squatting is not that dangerous. But someone better.