Sail Technologies J 24

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Tuning Guide PDF

Forestay Tension & Mast Prebend


True Wind Speed-knots

0-4

5-8

9-12

13-16

17+

Forestay Tension

-20

-15

-5/0

10+

20+

Mast Prebend

2.5"

2"

1.75"

1"

.75"

Rig Settings
Old Loos Gauge Model B

Uppers
Tension

Lower
Tension

0-5

18

12

6-9

20

15

BASE

10-13

24

21

BASE

14-17

27

24

18+

30

31

New Loos Gauge Pro Model PT2

Uppers
Tension

Lower
Tension

0-5

15

12

6-9

16

13

BASE

10-13

19

17

BASE

14-17

22

19

18+

25

26