Dimensions：2022×1726×1704 mm

Column: WPC pipe（□120x10.0mm) with embedded standard galvanized square pipe（□100x3.0mm)

Connecting pipe: standard square tube （□50x2.0）mm

Pendulum: swing within the set limit, standard pipe（φ60×3.0）mm, its shaft diameter φ25mm using adopting 6205 deep groove ball bearing, 

Minimum distantance between pendulum and colum is 238mm to effectively prevent getting stuck.

Seat: WPC board fixed by anti-theft nut and round-head square-neck bolt

Installation : directly-buried way

Embedded depth for the column: 500mm

Foundation size of single column:（500×500×600）mm