1:10
1 in 9"
9.5
Them twist rate of a Winchester model 70 rifle in .223 Rem.is 1"in 9".
1-10
1-12"
1:12 forsure
The twist rate for the Winchester Model 70 in .243 Remington is typically 1:10 inches. This means that the barrel will complete one full rotation for every 10 inches of bullet travel. This twist rate is designed to stabilize bullets weighing between 75 and 100 grains effectively. Always check the specific model details, as variations may exist.
1968
Mine is a 1-12.
The 7mm Ultra Mag is a Remington cartridge. THE model 70 is a Winchester rifle. Winchester does not chamber the Model 70 For the 7mm Rem. Ultra Mag cartridge.
The G prefix to your serial number shows that it is a model 70 Winchester rifle.It should say this on the barrel of your rifle.
300-700 USD