Primary Machine Trijicon RMR to Aimpoint Acro Adaptor 150 inch height Black Anodized RMR/ACRO150/BA. 150" tall model is intended for RMR cuts milled between 0 and .150" deep. (From us that means all Glocks M&P's VP9/40 P320 and P-07/09.) .200" model is...