Propellers for boats and marine vessels; screw-propellers for boats and marine vessels; propeller shafts for boats and marine vessels; propeller blade protectors for boats and marine vessels; rudders for boats and marine vessels; steering gear for boats and marine vessels; electric steering gear for boats and marine vessels; steering wheels for boats and marine vessels; fitted covers for boats and marine vehicles; marine propulsion units, namely, water-jet propulsion vehicles; rim drive thrusters for vehicles; structural and replacement parts for the aforesaid goods