KICKER CVX12

A cast aluminum with motor-cooling perimeter venting and spring-loaded terminals that can accept up to 10-gauge wire, so when you run hundreds of watts to this sub, it gives you loud, distortion-free bass.
Features:
Dual Four-Ohm Voice Coils
Thick Polypropylene Cone
Signature Double Blue Surround Stitching
Ribbed Santoprene Surround
SoloKon Cone Reinforcement
Oversized Suspension System
High-Strength Insulated Tinsel Leads
High Temp Voice Coil
Perimeter Venting for Thermal Management
Massive Ceramic Magnet
UniPlate Extended Pole Piece & Backplate For Superior Heat Dissipation
Cast Aluminum Basket
Satin Nickel Spring-Loaded Speaker Terminals