8 Pcs Metal Body 4mm Female Banana Socket 7mm Thread Binding Post Terminals Product Name : Binding Post Material : Plastic, Metal Main Color : Red, Black Mounting Thread Dia. : 7mm Banana Socket Dia : 4mm;Size : 43 x 10mm / 1.7 inch x 0.4 inch(H x D) 7mm thread diameter, metal body, red black plastic shell for insulation, a great terminal for connecting. Ideal for demanding speaker enclosure applications where thick walls prohibit the use of conventional cup terminals. Weight : 50g Package Content : 8 x Binding Post Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.