Speaker 1: Today in our 2017 Buick Envision, we're going to be test fitting the RockyMounts JetLine roof bike rack, part number RKY1320. We already have our biked installed on the rack, so let's take a closer look and show off some of the features.How the bike is attached to the rack, we're not gonna have any frame contact at all. Instead, we'll have it held in place by this rear wheel… see more >