https://gatdaily.com/articles/subsonic_rimfire_ammo/
Subsonic Rimfire Ammo- GAT Daily (Guns Ammo Tactical)
Mar 28, 2024 - Aguila and CCI offer rimfire subsonic ammo to bring your revolver sound signature down to suppressor levels.
subsonic rimfiregat dailyammogunstactical
https://freedomarmory.com/cci-subsonic-rimfire-ammo-22-lr-40-gr-lead-hollow-point-100-rd/
CCI Subsonic Rimfire Ammo 22 LR 40 gr. Lead Hollow Point 100 rd. - Freedom Armory