This 3/4" Nev-R-Wrap flag unfurler kit is a more economical choice to the Neverfurl kits.  Still a good unfurler, it's much less expensive.  Functions by installing plastic sleeve onto pole that is able to rotate around pole.  Flag is attached to sleeve with plastic ties.  Sleeves are held in place by a locking rings.  Use if flag will remain attached to pole indefinitely.  Sizes available: 3/4", 15/16", and 1".