federal, 321 GNR and so on all have a .308 bore. Always have, always will, Petunia. My 8mm GNR is the only exception. That one being a true 32 caliber.
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A friend and I were talking about the .321 GNR
- WB, 2020-08-31, 18:44
- 321 GNR vs 30 carbine - Shawn D, 2020-09-03, 14:09
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Yup, all 32s including 32 H&R, 327
- gary reeder, 2020-08-31, 21:47
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Gary: 8GNR is a true 32 caliber - AKA .323, correct Sir?
- MountainWanderer, 2020-09-01, 11:05
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I think GNR's 8mm is .318 (nm)
- charlie A., 2020-09-01, 11:44
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Lol, you mean the 8mmS GNR? (nm)
- WB, 2020-09-01, 11:48
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¡ROTFLMAO! ("Ain't it the truth...") (nm)
- MountainWanderer, 2020-09-01, 13:22
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didn't understand any of that. (nm)
- charlie A., 2020-09-01, 13:41
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Old school 8x57 is 0.318". the 8x57JS is 0.323"
- WB, 2020-09-01, 15:03
- the 8mm GNR uses .323 diameter bullets. (nm) - Gary Reeder, 2020-09-01, 15:17
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Old school 8x57 is 0.318". the 8x57JS is 0.323"
- WB, 2020-09-01, 15:03
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didn't understand any of that. (nm)
- charlie A., 2020-09-01, 13:41
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¡ROTFLMAO! ("Ain't it the truth...") (nm)
- MountainWanderer, 2020-09-01, 13:22
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Lol, you mean the 8mmS GNR? (nm)
- WB, 2020-09-01, 11:48
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I think GNR's 8mm is .318 (nm)
- charlie A., 2020-09-01, 11:44
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Gary: 8GNR is a true 32 caliber - AKA .323, correct Sir?
- MountainWanderer, 2020-09-01, 11:05
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Would range of bullets (grain weights) are suitable for the
- O’ Gary, 2020-08-31, 18:55
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Gary's .308 barrels are rifle twist, handle all
- WB, 2020-08-31, 19:06
- I use the 90gr XTP's (nm) - Paul, 2020-09-01, 07:55
- True. The Speer #1835 is great in the 300 GNR. - O’ Gary, 2020-08-31, 19:42
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Gary's .308 barrels are rifle twist, handle all
- WB, 2020-08-31, 19:06