This speaker terminal is made of , which can withstand use. Features the ABS and zinc alloy material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. This speaker terminal will make the repair and fix easier and smoother. Features -Color:Black -Material:ABS, zinc alloy -Size:8.00X8.00X3.80cm/3.14X3.14X1.49in -Size:6.50X6.50X3.50cm/2.55X2.55X1.38in Square size: 80mm/3.1 inch Hole diameter: 65mm/2.6 inch Wall screw hole distance: 60mm - A good substitute speaker box terminal for your broken or worn out one. - Direct welding of spade connector, mini spade connector or speaker cable is required on the back. - Easy to connect speaker wire to your speaker or subwoofer box due to its binding post terminals. - Reasonable design and high adaptability, this speaker terminal can be well applied to your car stereo refit, and it will be a for you. - With fine workmanship, simple in design and very practical in use, easily win your favors. Package list: 2 x speaker boxes