05-02-2017, 03:03 PM
That barrel nut looks like it belongs on airsoft.... I would be wary about using it on a rifle chambering....
And the fact they used the top rail for a bi-pod mount should be enough of a warning that it is likely designed for airsoft....
And the fact they used the top rail for a bi-pod mount should be enough of a warning that it is likely designed for airsoft....

