The clamp is a lightweight, aluminum construction designed to securely lock a barrel and extended magazine tube together, and can also be used as a tactical light mount.
It includes left and right-side sling swivel sockets for standard pushbutton swivels and an optional 2" Picatinny rail for additional accessories.
Compatible with Remington 870, 1100, 11-87, and Benelli M1, M2, M4, M1014, 12 gauge shotguns and is made of 6061 T6 aluminum with a matte black finish.