300 bo would be my pick, if using a can, make sure it's not too 'unweildy' for your young'n.

if you had the 300 bo in an AR, 6pos stock... smile fits all.

Last edited by blammer; 08/17/19.
Whatever you are willing to put up with, is exactly what you will have.

When your ship comes in. ... make sure you are willing to unload it.

PAYPAL, sucks and I will never use them again. I recommend you do the same.