Originally Posted by warbird
Thanks. I'll stick with an M4.
you can always extend your inner barrel sometime down the road. I've put on the JP rifles 12" front end and I have 4 outer barrel lengths to choose from in the event I want to go longer or shorter than I am currently running. I've put a 509mm inner tightbore into my M4.
I've also changed the full stock/8.4v 3300mah to a collapsible stock with a custom 9.6v 1500mah mini which lasts me long enough to not worry.