Carlson's Choke Tubes Magazine Extension Assembly, 12 Gauge, Browning, A5 2016 and Later, 10-Round, Black, 04520-10RD

These magazine extensions are constructed of solid steel and come with spring base clamp with swivel stud (included) to work with quick detachable swivel (not included) and a high visibility follower (some extensions require factory follower and will not come with one).