rail question regarding stress to barrel nut

I’ve been considering a rail for my BCM rifle that currently wears standard handguards on a carbine length gas system. I really don’t want to get into messing with my FSB. So I’ve been looking at the knights armament RAS, as well as the Daniel Defense EZ Carb 7, and the Danel Defense Omega 7.

Now, I understand that the knights and the EZ are basically a drop in replacment to standard, but the omega are free float. If I understand correcttly, they use a set screw type of set up to put tention back on the barrel nut, and this also allows you to adjust pitch and angle. Now it would seem to me if the carbine took a really hard hit/drop, and the rail was held at both the front handguard retainers and the delta ring, the impact would be distributed across the whole barrel more, versus being held by the nut - which would essentially take the entire impact directly at the points of contacts of the set screws on the barrel nut. Now granted, this would only really apply to a really hard jolt, and for 90% of everyone out there bears no effect, but I’m curious if anyone has any imput on if I’m correct about the stress to barrel nut and if that would/would not cuase any issue.

Any further advice/info into these three rails would also be appreciated.

The omega rail free floats so it does not lock into the front handguard cap. It solely relies on the barrel nut, and stops just short of the handguard cap.

Op disregard my post I reread your post and seen your concern is with how the barrel nut can handle the stress of an impact, not how it mounts to the barrel nut.

Some USAF units have been using the Omega 7 with good results. I don’t think there is reason to worry about it.



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