The EDAC 307-220-058 card guide accessory is a crucial component for securely mounting card guides to connectors, enabling efficient and organized circuit board assembly. Constructed from durable thermoplastic polyester (UL94V-0), this accessory is designed for field assembly and accepts P.C. boards with a nominal thickness of 1.57mm. It's suitable for a range of connector series and offers reliable performance across a wide operating temperature range of -65 to +105 degrees Celsius. This accessory is ideal for applications requiring robust and adaptable card guide solutions.