right now im just looking for a cheap barrel. i found some in my price range. J & J Ceramic Impulse/Ion Paintball Barrel - 14 Inch or Smart Parts Linear Impulse / ION Barrel - 14 Inch or Proto 1 Piece Impulse / Ion Barrel - 14 Inch - Black or Custom Products Classic .689 Impulse / Ion Paintball Barrel - 14 Inch - Black. which ond will be the most accurate and lightest? also should i eventually buy a freak kit, are they worth it?