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10/20/2017 1:01:18 AM
9/22/2017 12:11:25 AM
Posted: 9/16/2005 4:54:05 PM EDT
My apologies if this has been asked before, but what is the difference? I know the difference when it comes to the post but not the FSB itself.
Link Posted: 9/16/2005 5:36:41 PM EDT
other than the post, the other primary difference is the hole for the barrel. About .625" for the A1, and around 0.72-0.75 for the A2.
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