Tiny clarification - the PSAIT result in is curved, adjustable only for more than-travel and has not been issued over the SAO Legions (although I can’t talk for the new 10mm SAO Legion). The SIG XRAY rear sight options tritium inserts on both facet on the notch, but no colored https://gunsandammunation.com/shop/sig-sauer-p220-legion-semi-automatic-pistol/