It is normally not recommended to interchange magnum primers with conventional primers without the need of thorough thought of the load requirements. Magnum primers give a hotter and for a longer time-duration flame to ignite powder in large or heavily loaded cartridges much more properly. – American Reloading expressly disclaim https://cciprimersinstock24561.snack-blog.com/30984159/what-does-cci-srp-primers-mean