Springfield Armory Echelon Threaded-Barrel adapter options for SilencerCo Omega 9K??

Newbie here, unsure if this question has been answered: Picked up the Echelon with 5.28" threaded barrel 1/2×28-pitch. Didn't realize Omega 9K was 5/8x24. Is there a safe adapter I can use on this echelon?