18" Mega Roll Subwoofer Cone  3" VCID

• Cone body Material: Non pressed Kraft Pulp
• Surround Material: Foam (Black Stitching)
• Cone Height: 4.09"  (104mm)
• Outer Diameter:  18"  (455mm)
• Surround Height:  2.00"  (51mm)
• Surround Width: 1.968"  (50mm)
• Voice Coil Opening: 3.07"  (77.70mm)
• Cone Mass:  502 grams
• Dust Cap Notch: N/A