differences between model98 and custom 98

[lefty]

which is better as i'm confused?
and what's so hard about putting on the flattline barrel?
or setting it up? and how do you do this?
and what would recomend for a very decent player who needs a gun i can upgrade while being very dependable?

[C4pyro]

Next time before you start a new thread can you please try and see if there is alreeady one made. I will let it slid this time but we are trying to keep the forums somewhat tidy.