Using a small rifle primer in pistol ammunition is usually not encouraged. Here are some essential points to look at: ### Differences in Design and style 1. *Primer Composition*: Tiny rifle primers normally Possess a tougher cup than tiny pistol primers, developed to withstand higher pressures associated with rifle cartridges. https://largerifleprimersforsalei02578.alltdesign.com/employing-a-smaller-rifle-primer-in-pistol-ammunition-is-generally-not-encouraged-50987898