TruGlo Shotgun Receiver Mount Mossberg TG/VOR/DOC Black. The mount replaces the rear sight turning a standard sight dovetail into an optic mount. Specifications for TruGlo Shotgun Receiver Mount for Mossberg: Manufacturer: TruGlo Color: Black Gun Make: Mossberg Fabric/Material: Steel Optic Cut: Not Applicable Features of TruGlo Shotgun Receiver Mount for Mossberg Designed to mount a dot-optic on a drilled and tapped Remington or Mossberg shotgun receivers Does not require a Picatinny / Weaver-style rail Mounting hardware & tools included Allows optic to sit low on the receiver Lightweight compact design Package Contents: TruGlo Shotgun Receiver Mount for Mossberg TruGlo TG-TG8955M1: Shotgun Receiver Mount Mossberg TG/VOR/DOC Black