ITEM NAME:4 inch bass radiator woofer passive speaker hifi audio diy for harman/kardon B3C 4 inch Bass Radiator Woofer Passive Speaker HiFi Audio DIY For Harman/Kardon 100% Brand New Quantity: 1Pc Material: Plastic , Metal Color: As the picture show Size app: Outside Dia 120mm , Build-in Opening 113mm , Height 19mm Conversion:1cm=0.39inch /1 inch =2.54cm.Quantity: 1Pc. Size app: Outside Dia 120mm, Build-in Opening 113mm, Height 19mm.
