Each $4600 Rocket is a complete “sailaway package” with
-Fully outfitted hull
-Complete assembled mast and spars
-Sail and all lines and ropes
-daggerboard and rudder
-Launching dolly
Seems possible. According to this the Phantom was a 0.8” beamier, but that could be due to how they were measured, or if the Rocket’s rails are molded just a bit differently. Phantom 14 - WikipediaLooks like the hull bottom is from old Phantom molds. And then a complete redesign of the deck mold to get the improved full length cockpit.