The EGO Commercial 18” Chain Saw Replacement Chain features an aggressive chain design for heavy-duty use, complete with a .050-inch gauge, .325-inch pitch, and 72 drive links. It’s designed for use with the EGO Commercial 20” Chain Saw (CSX5000) when equipped with an 18-inch chain saw bar. Maximize uptime and grow your business with the powerful tools, smart tech, and genuine replacement parts of EGO Commercial.