What kind of mods were you thinking of, I'm curious as they are pretty good as standard. Sports marketing are probably best bet for spares but suspect you will struggle for anything apart from seals.
Sports marketing (ie SMK) do NOT sell to the general public, ask me how I know!
Cheers.
Roy.
If it moves.....shoot it!..If it don't move.....shoot it in case it tries to!!!
Light travels faster than sound....this is why I appear bright until you hear me speak!!!