This icon is a part of a collection of Sztanga flat icons produced by Icons8. Icons follow the guidelines of iOS, Windows, and Android and are designed by a single designer, guaranteeing the consistent quality. Both PNG and vector are available.
This icon is a barbell. There is a long, narrow rectangle in the middle. On each side there are two 3d circles, smaller one on the outside and a larger one on the inside. at the very end of the smaller circle is a tiny rectangle, meant to be the end of the barbell poking through the weights.