The C&H Precision Springfield Echelon Optic Mount Plate enables seamless integration of Holosun 407K/507K red dot sights on your Springfield Armory Echelon pistol. Precision machined from 6061 aluminum with Mil-Spec Type III Hard Anodized finish for maximum durability and corrosion resistance.C&H Precision Optic Mount Plate for Springfield EchelonCompatible with Holosun 407K/507K red dot sightsPrecision machined 6061 aluminum constructionMil-Spec Type III Hard Anodized finishStainless steel hardware includedManufactured on HAAS CNC machines with rigorous quality controlDesigned and manufactured by C&H Precision's family-owned business in Coastal Georgia this mounting plate delivers the precision and reliability demanded by serious shooters and law enforcement professionals.