It looks like you’re referencing a Nautilus X Series XS Spare Spool that’s New in Box (NIB) with free shipping in the US. Here’s what I can tell you about it:
Nautilus X Series XS Spare Spool – Key Details:
– Compatibility: Designed for the Nautilus X Series XS reel (a high-end fly reel known for its durability and smooth drag).
– Condition: New in Box (NIB) – Unused, in original packaging.
– Shipping: Free within the US (likely from a retailer or private seller).
– Purpose: A spare spool allows you to quickly switch between different fly lines (e.g., floating, sinking) without needing a whole new reel.
Where to Find/Buy:
1. Online Retailers:
– Check eBay, Amazon, or specialty fly-fishing stores like Fly Fish Food, Trident Fly Fishing, or The Fly Shop.
– Search for: “Nautilus X Series XS Spare Spool NIB”.
2. Classifieds/Fishing Forums:
– Sites like Stripersonline, Fly Fishing Forum, or Craigslist may have listings.
3. Direct from Nautilus:
– Contact Nautilus Reels (if still in production) or authorized dealers.
Price Estimate (If Buying):
– A spare spool for high-end reels like this typically ranges $150–$250+, depending on availability.
If You’re Selling:
– Highlight:
– “Rare spare spool for Nautilus XS”
– “New in Box, ready for backup or line swap”

– “Free US shipping”
– Post on fishing forums, eBay, or Facebook Marketplace.
Would you like help finding a specific listing or verifying authenticity? Let me know!