Using a little rifle primer in pistol ammunition is mostly not recommended. Here are a few significant details to contemplate: ### Variances in Structure one. *Primer Composition*: Compact rifle primers typically have a harder cup than compact pistol primers, built to face up to better pressures connected to rifle cartridges. https://winchestersmallpistolprim79183.blogdon.net/using-a-modest-rifle-primer-in-pistol-ammunition-is-normally-not-recommended-47635509