Echelon 4.0FC 9mm Luger 4"BBL (1)17(1)20RD w/Aimpoint COA

This Springfield Armory Echelon 4.0FC in 9mm Luger combines full-size magazine capacity with a compact, balanced platform ideal for duty or defensive carry. The 4-inch hammer-forged barrel pairs with a full-length polymer grip module for natural handling and control. Factory equipped with an Aimpoint COA 3.5 MOA red dot mounted via the Variable Interface System, enabling quick target acquisition and superior sight picture. The optics-ready billet machined slide features Melonite finish for corrosion resistance, while tritium and luminescent U-Dot sights provide backup aiming solutions. Springfield's serialized Central Operating Group supports modular customization through the Variable Interface System's direct-mount compatibility. Two magazines ship with the firearm: a 17-round flush magazine and 20-round extended magazine. Weighing 24 ounces unloaded with the flush magazine and measuring 7.25 inches in length, the 4.0FC delivers duty-grade capacity in a practical, versatile platform. Fully ambidextrous controls ensure accessibility for all shooters.