Does The Rhino-Rack Vortex Aero Crossbar System for a 2010 Subaru Forester Use Fixed Mounting Points

Will Titan Rubber Tensioners part # TCMA1 Work with Pewag Chains PW1038

Will the Curt Hitch Ball # C40002 Fit in the Ball Mount Included in the Kit # C45036

Is the 10 Gauge Wire from the Brake Controller Kit # ETBC7 Sufficient to Power a Refrigerator