2-Way Speaker Terminal Rear Terminal Rear Panel Wiring Terminal, Square Screw Cup Connector Subwoofer Plug Features: Speaker, usually on the back of the speaker. Two positive and negative screw type, can connect banana plugs, standard size, beautiful and , exquisite workmanship. Box body material: ABS thickened with gasket, greatly strengthened the seal in the box. Specifications:Material: Coppper + ABS Valve: Black & Red Total Length: 57mm (2.24 inch) Hole Length: 49mm (1.93 inch) High: 17mm (0.67 inch) Quantity: 1 PcNote: Please allow 1-3mm error due to manual measurement. Pls make sure you do not mind before you make a bid, due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Contents: (No Retail)1 Pc x Speaker