Single Definitive Technology PowerField SuperCube III Subwoofer Volume Gain Knob

Definitive Technology PowerField SuperCube I Subwoofer Driver Only

Definitive Technology Powerfield 8" 350 Watt Subwoofer Speaker Volume KNOB Only

Definitive Technology Subwoofer Replacement Power Cord Cable Supercube 2000 4000

Single Definitive Technology PowerField SuperCube III Subwoofer Top Plate

Definitive Technology Replacement Amp Knobs for Powerfield 8” Subwoofer DT0028

Definitive Technology SuperCube III 8" Passive Radiator Subwoofer Driver Speaker

Definitive Technology SuperCube III Powered Subwoofer PARTS OR REPAIR