We didn't come across this powder to generally be as exact as its sister powder, WInchester Autocomp. That is which has a CZ P10c four" barrel with typical sights @ five yards. Your a reloader start off minimal and get the job done up. OAL can make a giant variation https://ricardoqdoak.fare-blog.com/26231148/cfe-pistol-9mm-124-load-data-secrets