Weight Stack Ratios Explained - 1:1 | 2:1 | 4:1 Understanding Cable Ratios in Gym Equipment In this video, I provide a quick visual demonstration of cable ratios and how they impact your workout. When you hear us talking about cable machines, lat pulldown machines, or cable crossovers, we often mention the weight stack and its ratio – be it 1:1, 2:1, or 4:1. This ratio refers to the mechanical advantage created by the pulley arrangement, a concept used for centuries to lift objects more efficien