The Springfield Armory Echelon 4.0C is a compact 9mm variant of Springfield Armory’s Echelon modular pistol platform. It uses the same serialized Central Operating Group (COG) chassis concept as the full-size Echelon in a smaller configuration.

Key specifications:

Caliber: 9mm
Barrel: 4-inch hammer-forged steel barrel with Melonite finish and 1:10 twist
Capacity: 15+1 with the flush magazine
Optics: Optics-ready slide featuring Springfield Armory’s Variable Interface System (VIS), designed for direct mounting of compatible red-dot sights
Sights: Tritium/luminescent front sight with Tactical Rack U-Dot rear sight
Grip: Adaptive texture with interchangeable backstraps
Controls: Ambidextrous slide stop and magazine release
Accessory rail: Included
Weight: Approximately 24 ounces with the flush magazine
The Echelon 4.0C is designed as a compact configuration of the Echelon platform, emphasizing modularity, optics compatibility, and a reduced overall size compared with the full-size model.