Features: Enhanceds your Sound experience with 2 Way Speaker Box Terminals, for signals transmission and durability, making it for any sound systems enthusiastS. from ABS plastic and coppers posts, this black Terminals cup with 4mm thick base plate to minimize resonance and ensures long performances. for DIY Sound enthusiasts and professional sound engineer, this speaker Terminals for those lookingS to upgradeS or replace their existing speaker board connection. Including home theaters, music performances, and recording studios, this Connectors supports direct wiring and multiple plug types like banana plugs and Y forks. Regular maintenance of the Terminals and connecteds wire is recommended to prevent signal loss and ensures performances, making it essential component for maintaining Sound output. Specifications: Materials: Plastic+Metal Diameter: 75mm/2.95 inches Opening: 49mm/1.93inch Package Includes: 1PC Speaker Junction Box note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid Due to the differences between different monitors, the picture may not reflect the actual of the item.