Tyrant CNC TDECHEMAGEX17BLK Magazine Extension 9mm Fits Springfield Echelon 5rd Black Aluminum

The Tyrant CNC Magazine Extension are designed to increase the ammunition capacity of Springfield Armory Echelon’s 15 and 17-round magazines by an additional 5 rounds of 9mm. Each Springfield Armory Echelon magazine extension is CNC machined from T6061 aerospace-grade aluminum. The finishing process involves bead blasting followed by a hardcoat anodize.