All Posts

You already know the Echelon is worth building. The question is which platform to build it on. Both the HGM724 and HGM825 are purpose-built PDW grip modules for the Springfield Armory Echelon — direct COG drop-in, no modifications, no gunsmithing. Both share the same core DNA: A.I.M.R. mag release, ambidextrous gas pedals, direct top-rail optic mount, Straight Jacket grip texture, and PA11 nylon construction with a 7075 aluminum charging handle included. Neither is the "budge

How to build a PDW from your Springfield Echelon: The complete guide