Caldwell Pic Rail Adapter Plate is constructed from aluminum with a matte black finish for rifle platforms. This base style adapter utilizes a sling swivel mounting method to convert standard swivel studs into a Picatinny rail interface standard. Measuring 8.30 in length, 1.10 in height, and 4.60 in width, it weighs 0.20 lb and provides a stable rail surface for attaching bipods and shooting accessories. Safety Note Always ensure the firearm is unloaded before installing or adjusting any optics or bases. Verify proper torque specifications during installation. Improper mounting may affect accuracy and safety.