SKN: EV CL12V RK ...Brand New Genuine Electro Voice CL12V 12" Recone Kit. Kit comes with 1 voice coil, 1 spider, 1 cone, 1 gasket, 2 pigtail leads and instructions. Plastic shims for centering the voice coil are included with the kit. The EV Aluminum Fixture is a better way to set and center the voice coil is available and recommended, but not included. Glue and epoxy will be required, but sold separately.