Springfield Echelon 4.0 FC 9mm 4in Gear Pac

Engineered to combine full-size capacity with a compact slide, the Springfield Armory Echelon 4.0 FC pairs a 4-inch barrel with a full-length grip module for balanced handling in duty and range applications. It uses Springfield's Central Operating Group as a serialized foundation for modular performance and features the Variable Interface System for direct optics mounting. The platform is fully ambidextrous and configured for practical field use with a focus on reliable ergonomics and sighting compatibility.

Key Specifications

• The model is Springfield Armory Echelon 4.0 FC.
• The caliber is 9mm Luger.
• The barrel measures 4 inches and is described as hammer-forged steel with a Melonite finish and a 1:10" twist.
• The action is Semi-Auto.
• The frame is a polymer full-size grip module with a compact dust cover.
• The slide is described as billet machined with a Melonite finish and optics-ready.
• The platform uses Springfield's Central Operating Group and the Variable Interface System for optic mounting.
• The controls are fully ambidextrous.
• The grip thickness is listed as 1.2 inches.

This Gear Pac is built for shooters who value modular performance and practical utility. Its optics-ready slide and full-length grip module make it adaptable for duty, range, or everyday carry setups where a balance of capacity and handling is desired. Included accessories and configuration may vary by listing; the package intent is to provide a ready-to-use pistol platform with multiple magazines and range-focused accessories.