Benelli 4 Magazine extension for the Super black eagle (SBE), SBE II, M1 and M2, 12ga (BLUED)

Description Magazine extension for the Benelli Super Black Eagle (SBE), SBE II, M1 and M2, 12 gauge shotguns. Will add 4 rounds to the capacity of your shotgun. Comes with spring, base clamp (sling swivel loop pictured is no longer included), and High Visibility Shell Follower.