>>1418596>extra spools>extra full lines>extra backingyeah..its a common setup if you fish for steels or salmon. add a rio t12 or t14 and you can shoot cast and work deep still water. its real effective for lakers and when it gets windy.
you can also diy them with cheap chinese fly lines and braided loops. cut the tip section off add a loop and leader and yurdun.
those t12 tips also work well for fly trolling if youre into that. Its easy way to catch fish in fw and salt. got my pb dorado trolling a fly.