Re: First spey...Need help
I'm with Fred on this and think a slightly shorter and lighter rod will be fine, perhaps something in the 12' to 13' range in a 6wt.
As far as lines, I'd consider an Airflow Scandi Compact or even the Airflow RAGE line to ease into learning to cast these two handed rod.
*Comments posted above are only my opinion. I may be right....eh, I'm probably wrong. Take 'em for what they're worth.*