Gator Frameworks GFW-ID-SPKR-SPSET Series Speaker Sub Pole A&F Drum Co. It adjusts the output level

It adjusts the output level of that audio channel

and the DP-008EX is 21

R-122 MKII's can be used on extremely long cable runs with minimal signal loss

Scale Length: 25 1/2“

Only manufactured in small numbers from 1991-1992

Gator Frameworks GFW-ID-SPKR-SPSET Series Speaker Sub Pole A&F Drum Co. It adjusts the output levelFrameworks ID speaker sub pole with piston driven height adjustment and adapter for traditional or M20 threaded mount (2 pack with carry bag) Compact Cylinder Design Includes Lift EEZ piston for lift assist Fits traditional sub mounts with integrated adapter for threaded M20 mounts Easy one handed CAM operation Height adjusts from 37 to 57 inches Ideal for use with speaker cabinets between 35 40lbs with total weight capacity of 125lbs Works great with