Knot · Medium

Double uni knot

Joins two lines of different diameters, such as braid to mono leader.
Double uni knot, step 1 of 4: Overlap the two lines by about 20 cm, side by side and pointing opposite ways.Step 1 / 4
  • Braid
  • Mono or fluoro

Do

Tips

  1. 1

    Use 6 to 8 turns on the braid knot if it slips.

  2. 2

    Check both knots are tidy before you slide them together.

Avoid

Common mistakes

  • Dry tightening, which weakens braid.

  • Trimming the tags flush; leave about 3 mm.

The drawings are stylised to show the order of the steps. We do not publish knot strength percentages, as they depend on the line and how the knot is tied. Next: Albright special.