TruGlo Glo Dot Universal Shotgun Sight The TRUGLO Glo-Dot universal shotgun sight is our original wing and clay sight in dual color. Fits all ventilated rib shotguns regardless of width or tapering. Endorsed by Ducks Unlimited. Features: The original wing and clay sight Fits all ventilated rib shotguns regardless of width or tapering Extremely low profile Fiber diameter is .060" Endorsed by Ducks Unlimited