SODIAL(R) Square Shape Double Binding Post Type Speaker Box Terminal Cup Black Product Name : Binding Post Terminal Board;Connector Type : Screw Type Binding Post Color : Black;Plate Color : Black Material : Plastic & Metal;Screw Hole Diameter : 4mm/ 0.16" Plate Size : 57 x 57 x 25mm/ 2.2" x 2.2" x 1" (L*W*T);Net Weight : 55g Package : 1 x Binding Post Terminal Board