uxcell 2 Pcs Red Black Spring Loaded Speaker Terminal Plate Product Name : Speaker Terminal;Material : Plastic, Metal Color : Black, Red;Overall Size : 4.5 x 2.1 x 1.5cm/ 1.77" x 0.8" x 0.6"(L*W*T) Fix Hole Diameter : 3.2mm/0.125";Hole Distance : 45mm/1.77"(Center to Center) Net Weight : 14g Package Content : 2 x Speaker Terminals Plate