JBL L-150 12" Woofer and Passive Radiator Foam Speaker Repair Kit, Fits 9-5/8" cone, FSK-12Ji (4 PACK) Easy to follow illustrated instructions. Installation average time is 30 minutes per speaker. Perfect for any average do-it-yourselfer. FREE technical support. FREE shipping to any USA address. Join thousands of customers that have installed our New-Edge-It  speaker foam repair kits successfully! We are a full service speaker repair center, in business for over 20 years!