Back muscle extension training device

Features

1. The main structure is designed with new technology to completely solve the problem of boom symmetry;
2. The guide rail of the moving part is made of alloy steel after high temperature treatment and grinding, the surface is wear-resistant and corrosion-resistant, while ensuring the toughness of the material;
3. Self-service seat adjustment: It adopts spring-assisted adjustment, which can be easily adjusted up and down by lightly lifting the cushion when in use. There are 8 adjustment gears in total, and each adjustment stroke is 3CM;
4. Auxiliary barbell plate suspension frame: some equipment is equipped with auxiliary barbell plate suspension frame, using stainless steel tube, quality assurance, used to place more specifications of barbell plate, convenient to use.