Features â—¦ 3" 4 Layer Aluminum 4 0hm DVCâ—¦ Heavy Gauge Stamped Steel Basketâ—¦ High Temperature Voice Coilâ—¦ QEMT Aluminum Voice Coil Formerâ—¦ High-Excursion Foam Surroundâ—¦ Compressed Paper Coneâ—¦ Injection Molded PP Dust Capâ—¦ Proprietary Full Round PVC Gasketâ—¦ Heavy Gauge Spring Terminal Specifications Description