Utilizing a tiny rifle primer in pistol ammunition is normally not advised. Here are some essential details to take into consideration: ### Variances in Layout 1. *Primer Composition*: Tiny rifle primers usually have a more durable cup than smaller pistol primers, made to withstand higher pressures connected to rifle cartridges. https://connerddylx.isblog.net/using-a-modest-rifle-primer-in-pistol-ammunition-is-mostly-not-recommended-48656789