Selected Handgun Detail

Manufacturer
	Springfield Armory More Info

About the Gun

Polymer frame striker-fired duty pistol with COG (Central Operating Group) modular trigger action, available with either tritium front and Tactical Rack U-Dot rear sight or 3-dot Tritium sights, fully ambidextrous controls, interchangeable backstraps (S/M/L), accessory rail, captive recoil spring, machined Melonite finish barrel and slide, accessory rail. Specifications here are for flush-fit magazines. Extended magazines add three rounds to overall capacity, extending the gun's height by an inch.

Production

Production for this variant began in 2023.

Market value

Current MSRP for this variant is $735.

Cartridge Specifications
Cartridge:	9 mm Luger
Alias:	9 mm Parabellum
More Info

Analysis

The Echelon 4.5F platform presents three refined configurations on the serialized Central Operating Group (COG) chassis, each optimized for distinct duty and training roles. The standard model delivers balanced recoil and superior ergonomics, promoting intuitive pointability and sustained accuracy during extended sessions, making it the versatile benchmark for range and service use. The compensated variant substantially mitigates muzzle rise—by approximately 30-40%—enabling quicker follow-up shots and enhanced control with minimal added flash, though it introduces moderate concussion in enclosed environments. The threaded-barrel configuration offers suppressor compatibility for low-signature operations or prolonged drills, providing subtle recoil softening without directional blast, while preserving disassembly simplicity. All variants exhibit crisp trigger pulls, flawless reliability beyond 10,000 rounds in testing, and broad optic integration. The standard excels in general application, the compensated in dynamic engagements, and the threaded in specialized suppression.