A feature Echelon owners routinely praise is the ability to slam a loaded magazine and have it automatically release the slide lock and load the chamber. After one year I’m experiencing situations where the slide doesn’t release automatically. I maintain it regularly by keeping it clean and...
Is the Central Operating Group (COG) in my Echelon 4.5F compatible with new Echelon 4.0 c frame, slide and 4” barrel? Anyone know if the mags are compatible?
