Hi all I'm purchasing a silver bullet to add to my collection I now about the sleeve for the kick but I don't want to add to the size so what bat and what mah do I need to keep it in its original size with kick also what bat and mau do I use with out kick size and mau I only use aw imr the red kind keep in mind,also where can I purchase these battery's all in one place would be nice??? Thanks people for the help in advance .