bsdtar.1 zxf $node_bin --strip-components=1 -C /
manipulate tape archives
--strip-components count
        Remove the specified number of leading path elements.  Pathnames with fewer elements will be
        silently skipped.  Note that the pathname is edited after checking inclusion/exclusion patterns but
        before security checks.
-C directory, --cd directory, --directory directory
        In c and r mode, this changes the directory before adding the following files.  In x mode, change
        directories after opening the archive but before extracting entries from the archive.
source manpages: bsdtar