Fits most vent-ribbed shotguns with removeable front bead.
Sight includes five screws in varying thread sizes to fit nearly any shotgun: 3-56";; 5-40";; 6-48";; 3mm x .5; 3mm x .6.
LitePipe Color: Green (2), Red (2), White (2)
LitePipe Shape: Round & Triangular