Black and Decker 20V to Ryobi 18V Battery AdapterThe Black and Decker 20V Porter Cable 20V to Ryobi 18V Battery Adapter is the ideal solution for users who want to maximize the value of their batteries and tools. This adapter lets you run Ryobi 18V cordless tools using Black and Decker or Porter Cable 20V lithium batteries, saving you money and reducing the need to manage multiple battery platforms. Designed with pure copper nickel plated connectors and a durable ABS molded housing, it ensures a