The undercarriage remains stationary and is equipped with five pivoting antistatic wheels, two of which can be locked. Height adjustment is achieved using a telescopic height rod located at the base. The height bar is made of stainless steel and can be adjusted by hand, featuring four hook heads. The base piece is epoxy-coated, corrosion-resistant, and has a locking mechanism to secure the adjusted height. The adjustable height range is from 120 cm to 200 cm.