Today on our 2012 Mazda 3 well be test fitting the Sportrack 2 hitch mounted bike carrier, part number A30901. To mount the carrier to our vehicle well insert the shank of the carrier into the receiver tube of the hitch. Well line up the hitch pin hole, insert our anti-rattle bolt and then tighten it down using a wrench. Next well go over some clearance measurements. Weve got about 8 inches… see more >