Truglo TG947CGM Long Bead Metal Beretta/Benelli/Stoeger 2000, P-350 Pump Fiber Optic Green 2.6mm
The Long Bead by Truglo is CNC-machined, and it's the industry's favorite bead replacement. This shotgun sight is green, with a fiber of 0.078" in diameter and 0.5" in length.