12 Gauge Shotgun 5 Position Barrel Mount. 5 Attachment Points. 3 Picatinny Rails Per Side. T6 6061 Aluminum Construction. Milspec Type 3 Hard Coat Anodized Finish. Easy Installation. * Fits Onto Most 1" Diameter Extended Shotgun Magazines Tubes. Heatshield Will Not Affect Mounting. * This Mount Provides You with 3 Fully Capable To Use Weaver Picatinny Mount with 5 Different Angles To Choose From. Angles of 3, 6, 9, 4:30 & 7:30. * Perfect for Attaching Grips, Bipods, Flashlights and Lasers to your weapon, any three at the same time. * Ergonomic Grip - Dual Pressure Switch/Cord Housing Slots for Ambidextrous Use Of Pressure Pads. End Cap Conceals Battery Storage and Controls Grip Mounting. Tactical 90 Lumens Light And Red Laser Includes Batteries And Mounting Hardware To Attach to The Rail.