Today on our 2015 Chevrolet Colorado, we're doing a test fit of the Thule Instigator truck bed bike rack. That part number is TH501. Now, we already have our bike secured down. We're first going to show you how we do that and then we'll go over how our bike rack is actually secured into our truck bed. Here at our bike, we've got a wheel hook that we're just going to sit just on the back at the… see more >