Springfield Armory Echelon 4.0C 9mm 4″ 15rd RFX11 Gear Pac

Engineered as a compact, carry-oriented variant of the Echelon, the Springfield Armory Echelon 4.0C pairs a 4-inch barrel with an optics-ready slide and a polymer compact frame for reduced carry footprint. The Gear Pac configuration ships with a factory-installed Viridian RFX11 green-dot and multiple magazines to support extended time at the range or everyday carry preparedness. Its Variable Interface System provides direct-mount compatibility with current red dot footprints while maintaining conventional iron sight options.

Key Specifications

• The caliber is 9mm Luger.
• The barrel measures 4 inches.
• The standard magazine capacity is 15 rounds.
• The Gear Pac includes four 15-round magazines.
• The frame is made from black polymer.
• The barrel is cold hammer forged steel with a Melonite finish.
• The slide is billet machined, optics-ready with a Melonite finish.
• The optic included is a Viridian RFX11 green dot.
• The firearm features a Variable Interface System for direct-mount optics compatibility.

The Echelon 4.0C Gear Pac is configured to simplify optics integration and field readiness: its compact frame and 4-inch cold-hammer-forged barrel deliver a balance between concealability and practical ballistic performance, while the included RFX11 and multiple magazines increase utility out of the box. Built on a polymer module with an optics-ready slide and contemporary interface options, this package is suited for informed buyers seeking a compact, optics-equipped 9mm platform for everyday carry and range use.