The Cube Controls Q-Conn QRX Quick Release (Full Set) is a complete quick-release system designed for Sim racing steering wheels. Made from high-grade 7075 alloy, it features a conical self-centring mechanism with spring-loaded locking rods, allowing for secure and precise wheel attachment.Discover the key features of this quick-release system:Conical Self-Centring System: Engineered with a conical interface that automatically aligns the wheel during attachment, ensuring a secure fit while maintaining consistent and accurate steering response for a more immersive driving experience.Spring-Loaded Locking Rods: Integrated spring-loaded rods provide a firm locking mechanism that prevents unintended wheel detachment, offering a reliable connection that withstands intense force during racing.Adjustable Wedge System: Designed to eliminate any play by allowing fine-tuned adjustments to the fit, enhancing precision in steering input and improving feedback for better control.50.8mm and 70mm PCD