Reptilia ROF-SAR for Trijicon RMR 30mm Type III Hardcoat Anodized FDE Anodized. 3 inches or less. Available initially to fit 30mm scope tubes it adds a mounting point for a Trijicon RMR to provide a fast close-range option to yReptilia magnified scope. The ROF-SAR can easily position the reflex optic at 90 45 or any angle the user prefers. The ROF Riser can be added if additional height is needed to clear a host scopes turrets. Specifications for Reptilia ROF-SAR for Trijicon RMR: Manufacturer: Reptilia Color: FDE Anodized Finish: Type III Hardcoat Anodized Fabric/Material: 7075 Aluminum Tube Diameter: 30 mm Red Dot Sights-Footprint: RMR Optic Cut: Trijicon RMR Weight: 36 g Condition: New Country of Origin: USA Package Contents: Reptilia ROF-SAR for Trijicon RMR Reptilia 100-149: ROF-SAR for Trijicon RMR 30mm Type III Hardcoat Anodized FDE Anodized