DeWalt DCMAS5713N 54V Flexvolt Split Boom Strimmer Motor Unit (Body Only) The DEWALT 54V XR FLEXVOLT Split Boom provides the flexibility and power required to complete the job. The high-efficiency brushless motor extends runtime and product life while consistently tackling tough overgrowth and withstanding heavy-duty use. With universal attachment capability, you can easily convert into a variety of outdoor tools and take on additional work. Available attachments include the DCMASST1N string trimmer, the DCMASBC1N brush cutter, the DCMASPH6N pole hedge trimmer, and the DCMASPS5N pole saw (must be purchases separately). DCMAS5713N Features: - Expansion product for 54V FLEXVOLT System user-more outdoor tools to get the job done. - High efficiency brushless motor - Delivers up to.