Engineered for carry, the Springfield Armory Echelon 4.0C maintains the key features of the full-size model, with a compact 4 inches barrel and frame for improved concealability. Its revolutionary Variable Interface System offers unparalleled direct-mount compatibility with today's leading red-dot sights, while the tritium U-Dot irons ensure rapid target acquisition. The serialized Central Operating Group is housed in a compact frame, providing a 10-round capacity to meet state-specific capacity restrictions. Designed for optimal performance, this versatile pistol delivers both power and portability in an easily concealable package. Shortened at both the frame and muzzle, the Echelon 4.0C delivers the performance of a full-size pistol in a concealable, carry-friendly package The Central Operating Group is a self-contained, serialized module that houses the patent-pending fire control system, ensuring durability and simplifying modularity This version of the 4.0C includes (2) 15-round flush-fit magazines, making it compliant with state capacity restrictions Every Springfield Armory handgun comes with a double-zipper soft-sided case, offering padded protection for the firearm and mounted accessories, plus an interior pouch for an extra magazine