Phoenix Technology On Point Shotgun Sight 12 ga Black. shotgun barrel. Quick and easy target acquisition. Contains (3) fiber optic rods Constructed of Glass filled Nylon Fits most 12 ga shotgun barrels without vent rib. Removal of front bead not required. made in specialized factories Lifetime Warranty Specifications for Phoenix Technology On Point Shotgun Sight 12 ga Black: Manufacturer: Phoenix Technology Front Sight Color: Green/Red Color: Black Fabric/Material: Glass-Filled Nylon Additional Features: Clamp-on Style Gun Type: Shotgun Gauge: 12 Package Contents: Phoenix Technology On Point Shotgun Sight 12 ga Black OPS12P Phoenix Technology OPS12P: On Point Shotgun Sight 12 ga Black