Quick Summary
The SF Braided Fly Fishing Backing Line is a purple braided backing line supplied in a 100 m length and 30 lb breaking strain. It is described as a slim backing line for use with fly lines, with the aim of helping you fit more backing on the reel without overfilling it.
It is also described as an 8 strand hollow braided line with rot-proof polyester construction. If those details matter to your setup, check the reel space you have, the breaking strain you need and the length you want before choosing an offer.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | SF. Useful for matching the backing line to the right product family. |
| Product type | Braided fly fishing backing line. Intended for use with fly lines. |
| Colour | Purple. Helpful if colour matters for organising tackle or visibility. |
| Length | 100 m / 108 yds. Check that this suits the amount of backing you want on the reel. |
| Breaking strain | 30 lb. Compare this with the strength level you want for your setup. |
| Construction | 8 strand hollow braided backing line. This is a key construction detail to compare with other backing lines. |
| Material | Polyester. Relevant if you prefer a specific line material. |
What to Compare Before Buying
- Length: This pack is 100 m / 108 yds. Compare it with the amount of backing you need for your reel setup.
- Breaking strain: The stated strength is 30 lb. Choose the level that matches the line strength you want for your fishing setup.
- Construction: It is an 8 strand hollow braided line. Compare this with the type of backing line you prefer to use.
- Material: It is made from polyester. Check that this suits your preference for line material.
- Colour: The line is purple. Choose a colour that suits how you organise your tackle.
Before You Decide
Confirm the 30 lb version is the one you want, and check that 100 m is the right length for your reel. The purple colour and braided polyester construction are part of the chosen specification, so make sure they match your setup before selecting an offer.





