User blog comment:Nakama Power/Nakama Power's Equipment setup guide/@comment-25687547-20150527065631/@comment-26400812-20150527072830

The devs stated about a "Fit accuracy bonus". that does not necessarily mean it is an overweight penalty. It means that when you equip the right guns u get a higher ACC.

Ive been using 20.3 (no 2/3) and it is still the same as before