Quickly go from a primary, magnified optic to red dot action-without head shift-with the Offset Rail Adaptor. This mount attaches to any Picatinny spec rail and allows shooters to attach a miniature red dot in the offset position. This mount can also be used for lights or other accessories that typically attach to a Picatinny spec rail.Features : Mounts on Picatinny spec rails to provide an offset base for miniature dot sights, lights and accessories Aircraft-grade 6061-T6 aluminum with Type-III hard coat anodized finish Made in America