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Search took 0.00 seconds. Search: Posts Made By: Alleycat
Forum: 300 Whisper Rifles and Pistols 04-09-2009, 10:45 PM
Replies: 6
Views: 1,498
Posted By Alleycat
1 in 8 = one complete rotation every 8 inches....

1 in 8 = one complete rotation every 8 inches. Faster RPMs = more stability for longer bullets. 1 in 12 = one complete rotation every 12 inches.
I have a 1 in 8 on my AR and it averages 3/4" at 100...
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