Rock Island Armory 56877 TCM Premium 1911 FS | .22 TCM | 5″

The Rock Island Armory TCM Premium 1911 FS is a full-size, steel-frame pistol chambered in .22 TCM designed for high-velocity semi-auto use. It pairs a 5″ barrel with a double-stack magazine platform to offer extended capacity for range and match use. Suggested optic: a Holosun 507C micro red dot provides a practical, sub-$1000 option that complements the platform without adding excessive bulk. Typical applications include competition shooting and small-game field use.

Product Specifications

• The UPC is 4806015568773.
• The manufacturer is Armscor/Rock Island Armory and the part number is 56877.
• The model name is M1911 A2 FS – TACT.
• The caliber is .22 TCM.
• The barrel measures 5 inches for enhanced velocity potential.
• The capacity is listed as 17 + 1.
• The action is Single Action (SAO).
• The frame is a steel frame finished with PECVD coating.
• The grips are black G10 panels on an enhanced frame.
• The sights are a fiber optic front and a TRT1 adjustable rear sight.
• The barrel type is a ramped bushing-type with an 11° crowning.
• The rate of twist is 1-in-16.
• Included features include a Picatinny accessory rail and a flared magazine well.
• The finish is listed as PECVD Coating.
• The ATF model designation is M1911 A2 FS-TACT MM.

This 1911-format pistol brings modern capacity and controls to a traditional platform. Its steel construction and adjustable rear sight make it a capable option for competitive stages and field work where a high-velocity .22 TCM load is preferred. The accessory rail and durable finish support utility and longevity while the G10 grips provide a secure hold during sustained strings of fire.