Hiviz Competition Fiber Optic Front Shotgun Sight

Fits most vent-ribbed shotguns with removable front bead.
Sight includes five screws in varying thread sizes to fit nearly any shotgun: 3-56&quote;; 5-40&quote;; 6-48&quote;; 3mm x .5; 3mm x .6.
LitePipe Color: Green (4), Red (3), White (1)
LitePipe Shape: Round (4 Diameters)