PTA Pole series: Round tapered aluminum poles available in lengths from 10 to 25 feet (3.0 to 7.6 M) complementing Luminis post mount luminaires. Components are made of corrosion resistant 356 aluminum alloy with a copper (CU) content of less than 0.1%. All poles are designed to offer maximum resistance to wind load performing with an array of accessories and luminaire attachments. Please refer to separate specification sheet for details.