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Rifle Twist Rates

Rifle twist rates

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brucelhanson
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29 views1 page

Rifle Twist Rates

Rifle twist rates

Uploaded by

brucelhanson
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Rifle Twist Rates

Caliber Twist Rate Bullet Weight


.172 1:10 all weights
.222 Rim Fire 1:16 all weights, lead bullets
.224 / 5.56mm 1:16 up to 55 grains, 4300 fps or more
1:15 up to 55 grains, 4100 – 4300 fps
1:14 up to 55 grains, less than 4100 fps
1:12 55 – 63 grains
1:9 63 – 70 grains
1:8 70 grains or more
.243 / 6mm 1:15 up to 70 grains
1:14 70 - 75 grains
1:13 75 – 85 grains
1:12 85 – 100 grains
1:10 100 grains or more
.257 1:14 up to 70 grains
1:13 70 – 80 grains
1:12 80 – 90 grains
1:10 90 – 100 grains
1:9 100 grains or more
.264 / 6.5 mm 1:9 up to 130 grains
1:8 130 grains or more
.270 1:10 all weights
.284 / 7mm 1:11 up to 140 grains
1:10 140 to 168 grains
1:9.5 168 to 175 grains
.308 / 7.62mm 1:15 up to 150 grains
1:14 150 – 168 grains
1:12 168 – 170 grains
1:10 170 – 220 grains
1:8 220 grains or more
.312 / 7.65 mm 1:10 all weights
.321 1:16 all weights
.323 / 8mm 1:10 all weights
.338 1:10 all weights
.348 1:12 all weights
.358 1:12 all weights
.375 1:12 all weights
.411 1:14 all weights
.416 1:14 all weights
.430 1:38 all weights
.458 1:20 all weights up to 2000 fps
1:14 all weights above 2000 fps

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