Square Telescopic Aluminum Tubing

Testrite stocks extruded telescopic square aluminum tubes - 1” square, 7/8” square, 3/4" square, 5/8” square, and 1/2" square. Newly designed and engineered because there has been a consistent call from our customers for thin wall aluminum tubes that can be extended telescopically. For example a 7/8” fits inside a 1” and a 3/4" inside the 7/8”. Molded locks and fittings can be found in the Parts section of our site. Steel tubes these sizes, also telescopically compatible, are also available. For a strong connection, pair our square telescopic tubes with our square tubing lock and steel spring button.

These nesting square telescopic tubes are ideal for a range of lightweight applications including for use in visual displays.