Using a tiny rifle primer in pistol ammunition is mostly not encouraged. Below are a few essential points to think about: ### Dissimilarities in Style 1. *Primer Composition*: Small rifle primers generally have a more difficult cup than small pistol primers, designed to resist greater pressures connected with rifle cartridges. https://winchester-large-pistol-p68901.fitnell.com/72260437/employing-a-small-rifle-primer-in-pistol-ammunition-is-mostly-not-recommended