We created this line for customers needing fiberglass tubing. This American made pole providers all of the benefits of a nonmetal pole. This pole is equipped with an outside tread lock. The outside lock has been an industry favorite since 1959 and is made with the strongest plastics on the market. The male fitting are pressed onto the outside tubes with a ton of pressure to ensure they will not fall off. The female fittings are easily replaceable when worn to maximize the lifetime of the tube.d specific needs.