Adjustable Speaker/ Subwoofer Pole
w/ Regular and with M20 Thread 1-3/8" Adj. 32"-63"
Metal Telescope Joint
ProX Adjustable subwoofer attachment pole. Height adjustment is easy just mount to top of subwoofer (M20 thread), other end mounts to Speaker (1 3/8) Pole is adjustable from 25" up to 54" total height.