Upgraded Performance 1.MANIPULATION UPGRADED The manipulation upgraded, the gear modulus increased, the gear me sh surface widened, and the gear strength is higher, which effectively prevents the gear box from breaking teeth, and the quality is more reliable. 2.HORIZONTAL TRACTION Horizontal traction is optional,S connectable positions, the adjustable range is large. It can not only achieve traction, but also adjust up and down. having a wider range of use and more powerful functions.