Viridian 9820026 RFX45 RMR Mounting Adapter Black Anodized
http://www.tandktactical.com/shop/754003936438-viridian-9820026-rfx45-rmr-mounting-adapter-black-anodized-36671
http://www.tandktactical.com/web/image/product.template/36671/image_1920?unique=b5b1c7e
RMR mounting plate adapter designed and manufactured by Viridian for the RFX45 closed emitter green dot reflex sight.
