At $650 for a pump, save up the extra $ to get a decent semi. IMO you only need a 3" shell but if you find a 3.5" gun you want, might as well get it. I recommend any Beretta or Remington semi auto. If you want a pump if recommend an 870 or Mossberg 500
"Gun control is not the answer"
"We don't blame cars for drunk drivers, why blame guns for violent people?"