Cortland Micron Fly Line Backing – Blue | Dacron Backing
When a fish runs hard and your reel screams, your backing is the last line of defense. Cortland Micron has been the benchmark for fly line backing for over 50 years — trusted by guides, competitive anglers, and weekend warriors alike.
Manufactured from premium Dacron fibers with a tight, round braid and smooth low-friction finish, Micron delivers stretch-resistant performance you can count on when it matters most. Zero twist. Virtually tangle-free. Knots perfectly every time.
Why Anglers Choose Micron
- Zero-twist construction — virtually tangle-free right off the spool
- Knots perfectly every time — no slippage under load, even on long runs
- Smooth low-friction finish — maximizes reel capacity and line flow
- Stretch-resistant Dacron — maintains consistent tension when fish run deep
- Tight, round braid — the world standard for over 50 years
Specs
- Material: Premium Dacron
- Color: Blue
- Breaking Strength / Length: 20 LB / 100 YD | 20 LB / 250 YD | 30 LB / 250 YD
- Country of Origin: USA
Rigging Notes
Use an arbor knot to attach Micron to your reel spool. Connect to your fly line with an Albright knot or nail knot for a clean, low-profile connection. Pairs perfectly with Cortland fly lines and any quality large-arbor reel.
Not sure which strength or length is right for your setup? 20 LB / 100 YD is ideal for smaller reels and trout fishing. 20 LB or 30 LB / 250 YD is recommended for larger reels, salmon, steelhead, and saltwater species.
When a fish runs hard and your reel screams, your backing is the last line of defense. Cortland Micron has been the benchmark for fly line backing for over 50 years — trusted by guides, competitive anglers, and weekend warriors alike.
Manufactured from premium Dacron fibers with a tight, round braid and smooth low-friction finish, Micron delivers stretch-resistant performance you can count on when it matters most. Zero twist. Virtually tangle-free. Knots perfectly every time.
Why Anglers Choose Micron
- Zero-twist construction — virtually tangle-free right off the spool
- Knots perfectly every time — no slippage under load, even on long runs
- Smooth low-friction finish — maximizes reel capacity and line flow
- Stretch-resistant Dacron — maintains consistent tension when fish run deep
- Tight, round braid — the world standard for over 50 years
Specs
- Material: Premium Dacron
- Color: Blue
- Breaking Strength / Length: 20 LB / 100 YD | 20 LB / 250 YD | 30 LB / 250 YD
- Country of Origin: USA
Rigging Notes
Use an arbor knot to attach Micron to your reel spool. Connect to your fly line with an Albright knot or nail knot for a clean, low-profile connection. Pairs perfectly with Cortland fly lines and any quality large-arbor reel.
Not sure which strength or length is right for your setup? 20 LB / 100 YD is ideal for smaller reels and trout fishing. 20 LB or 30 LB / 250 YD is recommended for larger reels, salmon, steelhead, and saltwater species.