Tactical Picatinny Rail Mount Adapter for Magazine Tubes Compatible With Mossberg Maverick 88 12 Gauge Pumps.

This Universal Shotgun aluminum 5 Position-Rail Barrel Mount, has 3 rails with 3 Picatinny slots on each rail and solid aluminum construction with a matte black finish. It features a smart, one-piece design for clamping shotgun barrels. Weight: 1.3 ounce Length:1.375" Width:1.5" Height:1.5" Note: 2 inches of free space on the magazine tube is required to connect this mount.