Use a cleaning rod with a patch on it. Lay the rifle down with the rod just entering the chamber end of the barrel. The patch should be seated into the lands. Put a piece of masking tape on the cleaning rod near the handle. Mark a spot on the tape. Lay a ruler beside the cleaning rod and make a note of where the tape is in relations to it. Slide the rod into the barrel and note when the mark you made makes one full revolution. Stop. Measure the distance. Chances are it is 1 in 8".
twist is 1/10
Depends on the caliber.
twist is 1:9
It will vary with caliber.
the rate of twist i probably 9" or 1 in 9" not to sure.
The twist rate in a Winchester 670, 243 caliber is 1:10.
Odds are 1 in 8
6mm Remington twist rate is 1 in 9, 244 Remington twist rate is 1 in 12. The 1 in 12 twist will not stabilize long 100 grain bullets while the 1 in 9 twist will.When the the caliber .224 Remington's name was changed to 6mm Remington, the twist rate was changed.
The rate of twist for a Browning X-Bolt 24-inch barrel typically varies depending on the specific caliber of the rifle. For example, the .308 Winchester generally has a twist rate of 1:10 inches, while the .30-06 Springfield may also feature a 1:10 twist. Always refer to the manufacturer's specifications for the exact twist rate corresponding to your specific X-Bolt model and caliber.
Looks like it's 1-14.
Need to know rate of twist and what you are going to use it for.
The Sako L461 Vixen in .223 caliber typically has a rate of twist of 1:12 inches. This means that the rifling makes one complete turn every 12 inches of barrel length. This twist rate is suitable for stabilizing lighter bullets commonly used in .223 cartridges.