I don't give a rip about the weight. If I can fit it in a cabinet or cubby, my truck can pull it. The list, however, is essential to not forgetting something and I use one all the time.
2006 23B Hybrid with 10k round bar WDH
2011 F150 4x4 SCREW Ecoboost, Max Tow, Integrated TBC, 3.73 LS axle, Firestone Ride Rite airbags.