Brand: SHEVCHENKO.26mm to 38mm Tweeter Horn Converter Connector. Dual-use Small Mouth to Big Mouth .Large outer diameter:114 MM.Small outer diameter:94mm.Screw hole center distance: white 75mm , yellow 59mm, green 81mm. Large panel hole pitch: 100mm .Application: 75-core 72-core treble interchange 44-core 51-core.Material:ABS.Net weight : 296g/2pcs.Package :2pcs.