*Only 1 bottle is currently sold. This is a 17cm flat woofer that was mounted on the company's SS-X300. An aluminum honeycomb diaphragm is used as the diaphragm to achieve high rigidity. There is a scratch on the diaphragm on the exterior (Mizusaki Ryo)
Maintenance information: 2025.8.10 sound output confirmed
Accessories: none
Main specifications: 17 cm woofer diameter 165 mm x depth 78 mm weight 1.6 kg