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Old 11-19-2009, 15:44   #155
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Join Date: Feb 2009
Location: Oxford, MS
Posts: 587
Originally Posted by T. R. Graham View Post
No sir. The barrel is harder than the MGSL. In fact, the MGSL "wears-in" to the barrel with firing. Barrel Rockwell C hardness runs 63-67 RC, MGSL hardness runs 32-34 RC.
A factory can be up to 67 on the C scale? That sounds awful hard to me. I would think low to mid 40's.
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