you'd probably be fine.. unless you are really slamming things

i think i mentioned in your other thread about this frame..
slx has wall thicknesses of 9/6/9..
i think that's actually a bit on the hefty side of things nowadays

and, jet sanchez, are you sure about using sl for larger frames ?
sp i could understand, as it is thicker, but the sl has the same walls as slx yet lacks the fluting