What cleefurd said. Free floating a barrel has zero to do with durability or the longevity of the barrel. It does as touched on above have generally everything to do with accuracy.
JM2C
I have a very slightly used M80 for sale. Appears new except for some very small rubs on the anodizing where they fit under the steel retention portion of the M4. Completely out of sight when installed.
$175 shipped. ***SPF***
Hit me up with a private message here or email me at addy below.
Not sure what to make of that.
I hope it's in the sense that she likes shotguns and not that she just wanted it to spite her soon to be ex-husband. (which in my experience is exactly what it was...)
I think you can pick up 1/2 inch with the thicker gel pad replacement part from Benelli. Check link. Other than that I'm not sure if there are any ways it can be done.
http://www.benelliusa.com/parts_and_accessories/recoil_pads.php