New Gen tactical front sight assembly for Mossberg 12ga shotguns and other variants (compatible with barrels with standard front bead and no vent rib). Precision machined from aircraft grade aluminum with hard anodizing matte black finish. Elevation adjustable front sight with zero locking screw for precision shooting. Complete with front sight assembly, one piece, dual purpose steel adjustment tool and 3mm Allen wrench. Material: Aluminum Weight: 0.5 oz Pieces: 1 Rail Type: Barrel Clamp on Length: 0.75" inch Width: 1.04" inch Height: 2.00" inch