Dead Ringer Accu-Bead Extreme UNIVERSAL MAGNECTIC FRONT SIGHTS WITH INTERCHANGEABLE LIGHT PIPES STRONG MAGNETIC front sights with universal screws SAFETY SCREW to prevent the front sight from falling off the shotgun UNIVERSAL low-profile front sight fits all ribbed shotguns Includes INTERCHANGEABLE light pipes Machined T-6 aircraft aluminum Easy Installation with TWIST LOCK keyway GREAT in low lighting conditions Item Number DR4393