07-16-2012, 06:18 PM
Your barrel life will depend a lot on your accuracy standards.
If you are looking for precision like the M40, the Grendel case volume suggests that you should get almost twice the life.
If you are happy with the three moa that many accept in the M4/M16, then 12,000 rounds might happen.
If you are looking for precision like the M40, the Grendel case volume suggests that you should get almost twice the life.
If you are happy with the three moa that many accept in the M4/M16, then 12,000 rounds might happen.