Today on our 2013 Mazda 3 we'll be test fitting the Thule Moab Roof Top Cargo Carrier, The Mother of All Baskets, part number th690xt. To begin our test fit we'll place our carrier directly on top of our load bars. Once we have it centered with our vehicle we can then bring our clamps around each load bar, feed the bolt through the clamp and tighten with a wing nut.We'll repeat the same process… see more >