Springfield Armory has seen a meteoric rise to their Echelon series of handguns as people have come to appreciate the Central Operating Group (COG) making it a modular, chassis-style firearm as well as the Variable Interface System (VIS) that allows you to mount optics with the stacked tolerance of optic plates. Now, as they continue to grow … Continue reading Same Reliability yet Safer: NEW Springfield Armory Echelon Manual Safety