Proprietary .22 TCM caliber 1911-style pistol. .22 TCM is a bottleneck cartridge based on the 5.56mm case. Type: Pistol Action: Semi-Automatic Caliber: .22 TCM Capacity: 17 Year introduced: 2013, Philippines Weight: 36 oz Overall length: 8.5" Status: Active Intended use: target, training, competition