uxcell 10 Pcs Red Black Plastic Cover 4mm Banana Connector Binding Post Terminal Product Name : Banana ConnectorBinding Post;Material : Plastic, Metal Connector : Banana Connector;Fit BananaConnectorDia. : 4mm/0.16" Thread Dia : 3.7mm/ 0.15";Size : 32 x 15mm/ 1.3" x 0.6" (H*D) Color : Red, Black, Silver Tone;Weight : 69g Package Content : 10 x Banana ConnectorBinding Post