I have a basic Huskey WD hitch. When I traded trailers I went from an #800 set of bars to #1200 set.
With the #800 set there were two free chain links. There are no free links in my current set up with the #1200 bars. With even one link too much weight was transferred to the front axle.
2012 Toyota Tundra 5.7 Litre DoubleCab
6 speed, 4.30 Limited Slip, Tow Package
2013 Jayco White Hawk 27DSRL
2010 Jayco JayFlight 26BH sold
Yamaha EF2000is Generators (2)
1996 Honda CB750 Nighthawk