Json Fluorocarbon Leader is highly abrasion resistance with a very low memory. It sinks faster than nylon and is almost invisible in the water, so it's a great choice for spooky fish. it turns over bulky flies easily and present smaller flies perfectly to wary fish.
| 7X | 6X | 5X | 4X | 3X | 2X | 1X | 0X | 00X | 01X | |
| FT | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
9 |
| M | 2,70 | 2,70 | 2,70 | 2,70 | 2,70 | 2,70 | 2,70 | 2,70 | 2,70 | 2,70 |
| LB | 2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 13 | 15 |
| -KG | 1 | 1,3 | 1,8 | 2,3 | 2,7 | 3,6 | 4,5 | 5,4 | 5,9 | 6,8 |
| TIPP MM | 0,12 | 0,14 | 0,16 | 0,18 | 0,20 | 0,23 | 0,26 | 0,28 | 0,30 | 0,33 |
| BUTT MM | 0,40 | 0,45 | 0,48 | 0,48 | 0,50 | 0,53 | 0,55 | 0,55 | 0,56 | 0,57 |