Four 21
The Four 21 is a 21.5ft masthead sloop designed by John Powell and built in fiberglass since 1964.
The Four 21 is a moderate weight sailboat which is under powered. It is reasonably stable / stiff and has a good righting capability if capsized. It is best suited as a day-boat.
Four 21 for sale elsewhere on the web:
Main features
| Model | Four 21 | ||
| Length | 21.50 ft | ||
| Beam | 7.25 ft | ||
| Draft | 2.50 ft | ||
| Country | ?? | ||
| Estimated price | $ 0 | ?? |
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Ratios
| Sail area / displ. | 0 | ?? | |
| Ballast / displ. | 31.39 % | ||
| Displ. / length | 215.78 | ||
| Comfort ratio | 19.68 | ||
| Capsize | 1.90 |
Hull
| Hull type | Monohull twin Keel | ||
| Construction | Fiberglass | ||
| Waterline length | 19.50 ft | ||
| Maximum draft | 2.50 ft | ||
| Displacement | 3584 lbs | ||
| Ballast | 1125 lbs | ||
| Hull speed | 5.92 knots |
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Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 0 sq.ft | ?? | |
| Air draft | 0 ft | ?? | |
| Sail area fore | 0 sq.ft | ?? | |
| Sail area main | 0 sq.ft | ?? | |
| I | 0 ft | ?? | |
| J | 0 ft | ?? | |
| P | 0 ft | ?? | |
| E | 0 ft | ?? |
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 0 gals |
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | ?? | ||
| Designer | John Powell | ||
| First built | 1964 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |