Gravity GR-GSP2332B Adjustable Speaker Pole - 32" to 56"The SP 2332 B is a 35 mm pole to mount satellite speakers on subwoofers. The heavy duty construction of powder coated steel is height adjustable from 82 to 140 cm. The SP 2332 B features an M20 bottom end and steel collar with set screw and safety pin to lock the extension pole in place. It comes with a convenient rubber retainer to secure the safety pin during transport. Product type Stands and Tripods Type Speaker Stands Tubing material Steel Tubing