What is the recommended cartridge over all length for a 300 win mag remington 700?

The recommended cartridge overall length (COL) for a .300 Win Mag in a Remington 700 is typically around 3.340 inches. However, it's essential to check your rifle's specific chamber dimensions, as individual rifles may vary slightly. Always ensure that the bullet you are using is seated to a length that allows for safe chambering and reliable feeding. For optimal accuracy, many reloaders experiment with different lengths to find the best performance for their specific setup.