Regarding restrictions, CFE Pistol is neither an extremely fast or slow burning pistol powder, so in some cartridges it’s not as compatible for extremely light-weight loads or magnum loads calling for major expenses of sluggish burning powders. Its modest measurement also makes it easy to unintentionally overcharge in specific cartridges. https://garrettqwzci.livebloggs.com/32233710/cfe-pistol-load-data-for-9mm-no-further-a-mystery