The DEWALT DCMASPS5N XR FlexVolt Pole Saw Attachment comes with an extension pole. It has a long reach hook for the easy removal of pruned branches, and auto-oils for ease of use. Part of the DCMAS57 XR FlexVolt Split Boom System fits both DEWDAS5713X1 and DEWDCAS5713N. Specification Bar/Chain Length 20cm Cutting Diameter 15cm