Electro-Voice SRO/12 is a high-quality speaker cone kit designed to repair or replace damaged speaker cones in Electro-Voice speakers. It includes all the necessary components to replace a speaker cone, including a new cone, spider, coil form assembly, gasket, and hardware. The kit also includes detailed instructions for installing the new cone, making it easy for even novice users to complete the repair. With its durable construction and high-quality materials, the Electro-Voice SRO/12 speaker cone kit is an excellent choice for restoring your speaker to its original sound quality.