Features：

※ The lead screw is formed by cold rolling, with high strength.

※ The transmission gear is made of advanced alloy steel material.

※ Double reduction gear design, lightweight and labor-saving

※ Sliding shift, easy to operate.

※ The connection size complies with TTMA, AAR regulations in the USA.

※ There are four types of legs to choose from, namely A, R, S, and T:

Specification：