Re: 6wt Saltwater Reel for Sage Xi3
There are lots of options. Here is a short list. Research to your heart's delight. I am sure that others will chime in.
Hatch 5 Plus Monsoon Mid Arbor
Bauer Rogue 3
Lamson Litespeed 3
Abel Super 6N
Galvan Torque 6 (or Rush 6 Lite if you want to save a few pennies)
Ross Evolution Evolution Lite or Vexis