Nordic Components Low-Drag Shotgun Follower, Compatible with Most 12GA Shotguns, Not Compatible with Benelli Nova/SuperNova/Vinci/Super Vinci, Shotguns with Magazine Dimples Must Have Dimples Removed Prior to Installation, 12GA Only FOL-SG-12 Nordic Components anodized aluminum low-drag shotgun follower. Red anodization increases shotgun follower visibility for additional safety while checking magazine for ammunition.