12" Speaker Foam Repair New-Edge-It Kit, 9-5/8" Cone, Part # FSK-12Ji 12" GRAY, ANGLE CONE EDGE ATTACH FSK-12Ji Outer diameter: 11-5/8" (295mm) Roll outer diameter: 10-3/4" (273mm) Cone diameter: 9-5/8" (244mm) Inner diameter: 8-3/4" (222mm) Foam roll width: 5/8" (16mm) Variances up to 1/8" (3mm) from your speaker measurements are OK. 12" angle attach woofer foam repair kit. New-Edge-It part # FSK-12Ji Fits 12" frame models with 9-5/8" cone. Please check the model and size of your speakers before ordering to be sure you receive the correct foam edge repair kit.