1) The unit telescopes from 62" x 25" to 94" x 38" for easy handling. 

2) Gears are large and tested to bear loads in excess of demand. 

3) A unique braking system provides a constant, steady lowering speed. 

4) Ball bearings throughout for noiseless, smooth, and fully automatic operation. 

5) Castings are of non-corrosive aluminum and easy access to all internal working parts