Using a smaller rifle primer in pistol ammunition is generally not advised. Below are a few essential points to look at: ### Variations in Design one. *Primer Composition*: Little rifle primers generally Use a more durable cup than tiny pistol primers, made to withstand higher pressures connected with rifle cartridges. https://winchester-large-rifle-pr13456.post-blogs.com/52585749/utilizing-a-small-rifle-primer-in-pistol-ammunition-is-usually-not-recommended