# CCI Mini-Mag .22 LR 40 Grain CPRN: Suppressed Shooting Performance and Sound Characteristics CCI Mini-Mag .22 LR 40 Grain CPRN is frequently used in suppressed rimfire setups due to its consistent velocity and reliable cycling characteristics. While it is a high-velocity load in most barrel lengths, its behavior changes noticeably when paired with suppressors and different firear... https://bulkammotogo.com/product/22-lr-40-gr-cprn-cci-mini-mag-0030-5000-rounds/