1900 Echo, PAS-2620 Power Equipment, The ECHO Pro Attachment Series PAS another in a long line of labor saving high value tools from ECHO lets you purchase the tools you need when you want it s your choice It is the economical way to stock your tool shed or trailer Leave it to ECHO to deliver a powerfully designed system that grows with your individual requirements See More Five power sources work with up to 17 commercial grade attachments offering flexibility and unbeatable ECHO performance check the Compatibility Chart to see which attachments can be used on each power source Available attachments include string trimmers edgers hedge trimmers and brushcutters among others The PAS offers the convenience of only having to gas up and maintain one power head A simple tool less coupler makes changing out the lower end a snap