This is an original boat cover for Flipper 470 GT. This cover is available in three designs.
Model 1 has the front arch mounted on the boat hull inside the windshield.
Model 2 has the front arch mounted on the windshield frame.
Model 3 has the same location of the arch as model 1.
What distinguishes model 1 and 3 is the distance between the two lower eyelets on the side. The distance on model 1 is 17 cm and the distance on model 3 is 11.5 cm.
