66MC Receiver Sight for Model 39A Marlins***Discontinued by Mfg.***

The 66MC Lyman receiver sight fits the Marlin 39A lever action rifle. Features include 1/4 minute audible click micrometer adjustments for elevation and windage, quick release slide, coin slotted "stayset" knobs and two interchangeable aperture discs (large hunting aperture and small target aperture) for any shooting condition.