There is also an action called rowing, which is done with instruments. There must be this equipment in the gym. Just sit there and pull your arms back. This device is specially designed for the back muscles. If you want to practice your back muscles, you can't do without this equipment. Because it is probably not standardized to use dumbbells to do movements, but using this fixing device can standardize movements and the effect of practicing back muscles can be much better.
In fact, you can also practice your back muscles like push-ups, but it may be a bit difficult to feel the strength of your back to complete the action.