04-08-2012, 01:53 PM
Depending on what load you're shooting, your gun should get you 1000 yards for paper-punching without too much issue. I'm building another Grendel right now to use in a precision rifle class this summer. Mine is an 18".
As for the free-float tube, you've got a standard barrel nut, so you have quite a few options as to what you can put on there without having to break the barrel loose. Are you sticking with the railed gas block, or are you open to changing that while you're remodeling? Do you want rails, or are you sticking to a smooth tube?
As for the free-float tube, you've got a standard barrel nut, so you have quite a few options as to what you can put on there without having to break the barrel loose. Are you sticking with the railed gas block, or are you open to changing that while you're remodeling? Do you want rails, or are you sticking to a smooth tube?