Hydraulic turntable with rotating hardwood timber platform. Like many of the other tools pointed out, a turntable incorporates hydraulic cylinders that do the challenging work, (this can be 1 or 2 based upon the design preferred). Thus, to work correctly they have to be connected approximately a suitable hydraulic pump. https://gunnerzxsqk.blogspothub.com/28170502/a-review-of-reach-trucks