FOUR 21
Hull
Twin Keel
Rigging
Masthead Sloop
LOA
21,5 ft i.e. 6,55 m
LWL
19,5 ft i.e. 5,94 m
Sail Area
N/A
Beam
7,25 ft i.e. 2,21 m
Displacement
3584 lb i.e. 1626 kg
Ballast
1125 lb i.e. 510 kg
Max Draft
2,5 ft i.e. 0,76 m
Construction
Fiberglass
Ballast Type
N/A
Last Built
N/A
Maker
N/A
Design
John Powell
Blue Water Value Rank (BWVR)
6673
Blue Water Surf Value Rank (BWSVR)
5791
Capsize Comfort Value Rank (CCVR)
4475
Capsize Screening Formula Rank (CSFR)
2971
Comfort Ratio Rank (CRR)
4944
Make
N/A
Type
N/A
Fuel
N/A
Water
N/A
Headroom
N/A
S.A. / Displ.
N/A
Bal. / Displ.
31,39
Displ. / Length
215,78
Hull Speed
5,92 kt
Pounds/Inch Immersion
505,15 pounds/inch
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