Similar to FIRST 42S7.
See FIRST 42S7 (BENETEAU)

Shallow keel draft – 1.7 m / 5.58 ft
Shallow keel ballast – 2,507 kg / 5,527 lbs
Optional 200 l / 53 gal Fresh water tank
Reported sail area includes a 104% genoa.
Asymmetric spinnaker (optional) 1,400 sq. ft./130 m2
Renamed and updated to OCEANIS 41.1.(2015?)

Shoal draft: 4.42’/1.35m

Shallow draft version – draft: 5.92′ See BENETEAU 523. A number of different interior layouts available.

A dinghy a number of unique features including twin (side by side) daggerboards or centerboards.The first version was of plywood construction (S6). with vertically retractable lee boards.
Somewhat later, a FG version (S6R) with folding/pivoting lee boards.
Alternate cat rig, (mast in forward position) SA=8.5m2/91 sq.ft.

The swing keel vers. is seen most often in France. Also available with fin and winged keel(mostly in US).
Thanks to ‘philcian’ for providing corrections.

Originally available finished or as a kit. (bridge deck)
Design modified with std. tramp. and rolled deck in 1973. (MKII?)

Lifting keel version: keel up 1.45m/4.76′ keel down 2.45m/8.04′
Gennaker 110.00 m2/1184 sq. ft.