Do some searching and you'll find lots of posts on this topic in this forum... and lots of opinions!
I've been very happy with my Equal-i-zer® 4-point hitch. The hitch head and load bars provide friction to reduce sway so no additional sway control is needed.
Sherm & Terry w/rescues Steve (std Poodle) & Eydie (min Schnauzer)
2015 Jay Flight 27RLS (Camped: 102 nights 2015, 90 nights 2016)
2006 Ford F350 6.0 PSD, Lariat, 4WD, CC, LB, SRW, auto., Camper pkg.