The heavy-duty SS-7745 Subwoofer Mounting Speaker Sub Pole has an all-steel shaft which can hold up to 80 pounds. A friction-locking knob adjusts the height from 32"-54" and connects to bass speaker enclosures.
Features:1 3/8" upper shaft tubing
1-3/8" lower shaft insert
32" - 54" shaft length adjustment
80lb. weight capacity
All-steel construction
Black powder coat finish