Today on our 2013 Kia Optima, we'll be test fitting the Tule helium aero two-bike rack for inch-and-a-quarter and two-inch hitches, part number th9042. To begin our test fit, we'll slide the shank of the carrier into the receiver tube of the hitch. Line up the pin hole, and install the attached pin. Here at the rear of the shank, we'll tighten the hand knob to secure our bike rack to our vehicle,… see more >