Arc 21


The Arc 21 is a 21.5ft frac. sloop (rotating spar) designed by Roberts/Haberman and built in fiberglass by Aquarius Sail Inc. since 2000.

The Arc 21 is an ultralight sailboat which is a very high performer.

Arc 21 for sale elsewhere on the web:

Main features


Model Arc 21
Length 21.50 ft
Beam 8.50 ft
Draft 2.42 ft
Country United states (North America)
Estimated price $ 0 ??

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Ratios


Sail area / displ. 83.21
Ballast / displ. 0 %
Displ. / length 18.74
Comfort ratio 1.68
Capsize 4.61

Hull


Hull type Catamaran twin daggerboard
Construction Fiberglass
Waterline length 21.20 ft
Maximum draft 4.25 ft
Displacement 400 lbs
Ballast 0 lbs
Hull speed 6.17 knots

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Rigging


Rigging Frac. Sloop (Rotating Spar)
Sail area (100%) 282 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 Aquarius Sail Inc.
Designer Roberts/Haberman
First built 2000
Last built 0 ??
Number built 0 ??