12″ Carbon Fiber Subwoofer Cone - Big Roll - 4″ Opening

• Cone body Material: Carbon Fiber
• Surround Material: Foam
• Cone Height: 1.97″  (50mm)
• Outer Diameter:  11.81″  (300mm)
• Surround Height:  1.06″  (27mm)
• Surround Width: 1.33″  (34mm)
• Voice Coil Opening: 3.97″  (101mm)
• Cone Mass: Coming Soon
• Dust Cap Notch: None