Uncle Mikes Swivels 742 ES 1" Black The unique quick detachable (QD) design stops the metal swivel body from contacting the gun The close Machining tolerances provide smooth and silent operation Super swivels do not include studs Adapter base replaces factory fore-end bolt on the Remington 742 Standard/ADL Wood screw base for stock Swivel Lock spring-loaded plunger and a knurled, threaded sleeve eliminates accidental opening of the swivel