Superior locking system compared to standard non-lockable MAIN connectors ensures a secure connection. Linear, uncharged, and pre-grounded three contacts provide reliable performance and safety. Fast and convenient rotary locking system allows for quick and easy installation. Ergonomic design enhances user comfort and ease of use during operation. This speaker chassis adapter is designed to provide a secure and reliable connection for various applications. Its advanced locking system offers superior performance over traditional connectors, ensuring that your setup remains stable and safe. The linear, uncharged, and pre-grounded contacts enhance safety and reliability, while the rotary locking mechanism allows for quick adjustments. The ergonomic design makes it user-friendly, making it an ideal choice for both professionals and DIY enthusiasts. Color: White Material: plastic Package Contents: 20*Powercon Connector