Hey, what size swingarm is ideal? Or would someone suggest? Please let me know what +2, +4, +6 means. I'm assuming inches, but I need to know more. Pl

[Kurtdallas]

Hello, I need someone to explain to me the +2, +4, +6 on a swingarm. I'm assuming inches, but I need to know more information. Also what is ideal or best to use. Please and thank you