Mount tactical accessories like never before with the Double Barrel Quad-Rail by LaserLyte. The first rail system for double barrel rifles, this revolutionary accessory adds four three-inch Picatinny style rails for an expansive combination of mountable accessory options. The Double Barrel Quad-Rail by LaserLyte integrates seamlessly onto most 12-gauge double barrel shotguns to mount lasers, lights and other Picatinny accessories.