GSP Ultra Thin Backing

GSP Ultra Thin Backing

Now in a bright new package, our GSP (Gel Spun Poly) ultra thin backing is popular with saltwater fly anglers looking for a small diameter backing. Gives you more capacity to accommodate longer-running saltwater game species. Available in 30# and 50# test in a variety of spool sizes.


    30# and 50# test,

    in 300, 600, 1200, or 2500 yard spools.

Latest News

Oct 19

Buy Royal Wulff Fly Line Online

We’re 100% dedicated to supporting small fly shops and fly fishing retailers across the globe. In efforts to better serve our dealers, fly shops, retailers, and the fly fishing community in general, we’ve began implementing "Buy Now" buttons on our websites product pages.

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Oct 12

5wt Chronicles by Estrada Art

Eric and the guys search throughout Florida for untouched backwater estuaries and areas that have been or are scheduled to be affected by coastal development. Get a look into the Bonefish & Tarpon Trust's Juvenile Tarpon / Snook Habitat Project as Eric tagged along with Program Manager JoEllen Wilson on one of their monthly sampling trips at a habitat restoration site.

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