["Description:\nbrand new and high quality\nFeatures:\nIt is voice coil for audio professional tweeter speakers.\nLightweight and portable.\nAs tweeter speakers accessory.\nTips: The pattern around the for titanium film will be random delivery, please buying carefully if you mind.\n\nSpecifications:\nSound film material:Titanium Film\nCoil material: Copper Round Wire\nColor: as pictures\nCoil diameter: 51.3mm（51.5mm）/2.02inch(approx.)\nColumn center distance: 108mm/4.25inch(approx.)\nAluminum diameter: 78mm/3.07inch(approx.)\nBall top height: 9.5mm/0.20inch(approx.)\nQuantity:1Pc\n\n\nNote:\nNo retail package.\nTransition: 1cm=10mm=0.39inch\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Include:\n1Pc x 51.4mm 51.5mm Treble Voice Coil Reel\n(other accessories demo in the picture is not included.)"]