Sundown Audio u18″v2 1750 watts

• Black Aluminum 3” voice coil former for superior heat dissipation
• High Temperature Round-Wire ALU voice coil with high-temp black adhesive
• Double stitched surround
• Heavy duty cast baskets – all new, custom-tooled
• Spring loaded terminals accept up to 8 gauge
• Stitched-on double-XL tinsel leads
• Solid pole with vent channels and aluminum shorting ring cap
• Rear drilled gap-venting
• Innovative high-velocity cast aluminum vented frame spacer ring
• Magnet ID shorting ring
• Top-Plate Cooling Channels
• Cast Aluminum surround bolt-on rings
• Optimized for small ported or bandpass enclosures

U-15