The Lever Scout Mount with Picatinny style rail allows easy forward mounting of scout scopes or red dot sight. This set up allows shooters to engage targets with both eyes open for faster acquisition.Features:Lightweight, anodized aluminum rail;Drop-in installation using the rear sight dovetail and front receiver screw holes;No gunsmithing required;Ghost-ring sight can be used with the scope dismounted;Fits Mossberg 464 and 464 SPX in .30-.30 Win only. Will not work with lever rifles in .22LR