Speaker 1: Today on our 2017 Buick Envision we're going to be test fitting Thule DoubleTrack Pro 2 Bike Platform Rack - 1-1/4" and 2" Hitches. Part number TH9054. We already have a bike installed on the rack. Let's take a closer look and show off some of the features. We do have a road bike installed on this, but you can also put a fat tire bike, a mountain bike, or even alternate frame… see more >