Truglo Glo-Dot Universal Sight, Fits All Vent Rib Shotguns, Red/Green, Extremely low profile, CNC Machined TG-TG90D
Specifications:

Type	Fiber Optic Front
Frame Material	Metal
Frame Color	Black
Firearm Fit	Shotgun w/Vent Rib
Base Configuration
Style	Fiber Optic Front
Front Material
Rear Material
Front Color	Green/Red
Rear Color
Rail Size
Windage Adjustment
Elevation Adjustment
Fiber Diameter	.120"
Firearm Type	Shotgun