MIDWEST ARMS COLLECTOR SHOW ST CHARLES will be held 2025/07/01, at the St. Charles Convention Center in St. Charles, MO (USA). Guns & Knives Show. MIDWEST ARMS COLLECTOR SHOW ST CHARLES features antique pistols, rifles, air guns, combat knives, gun magazines, Indian artifacts, collectible firearm, hunting & fishing gears, holsters, gun safes & cases, survival training & gun part The following is the detailed information of this exhibition. Since the exhibition time may change, please be sure to confirm it before participating.