HiViz Spark II Bead Replacement Front Sight Black | Red Fiber Optic Universal Threads BD1008R

Highly visible, fiber optic front sight features a unique, interchangeable mounting post system for easy installation on most major brands of shotguns with plain or ribbed barrels. Pre-tapped, steel sight base accepts five, included mounting posts to accommodate shotguns drilled and tapped for 6-48, 5-40 or 3-56, plus the popular 3mm x .5 or 3mm x .6 metric sizes. Bright, red, fiber optic LitePipe provides superior light transmission from dawn ‘til dusk, perfect for low light hunting conditions, as well as competition and self defense guns where fast sight acquisition is paramount. Requires drilling and tapping on shotguns with factory, press-fit bead sights.