The TruGlo Pistol Red Dot Sight Adapter enables you to mount TG VR or DR series optics on slides machined for Trijicon RMR footprints. This precision CNC-machined adapter features a durable Nitride FORTRESS FINISH for maximum corrosion resistance.TruGlo Pistol Red Dot Sight Adapter (Model: TG-TG8952B)Adapts RMR-cut slides to fit TG/VR/DR optic modelsPrecision CNC-machined constructionNitride FORTRESS FINISH for durabilityComplete mounting hardware includedPerfect for tactical competition carry pistols and shooting applications where you need to adapt your slide's optic cut to accommodate different red dot sight brands and models.