2 PCS 4 Inch Bass Speaker Passive Radiator Film Round Subwoofer Diaphragm Pla...

2pcs 4 inch Woofer Membrane Iron Rubber Loudspeaker Membrane Passive Bass Dia...

EARTHQUAKE Sound SLAPS-M10v2 10-Inch Mass Tuned Passive Bass Radiator for...

6" 160mm Bass Speaker Passive Radiator Rubber Vibration Plate

1 Pcs Passive Radiator 4 Inch Round Woofer Vibrating

2 Pcs Passive Radiator 4 Inch Round Woofer Vibrating

2 PCS 4 Inch Bass Speaker Passive Radiator Film Round Subwoofer Diaphragm Pla...

Passive Radiator 4 Inch Round Woofer Vibrating