Blued, Winchester SX2, SX3, SX4, Browning Gold and Browning Silver 9 Shot (+4) magazine extension kit. These extensions are great for law enforcement officers, competition shooters and home protection. Will not fit SX1 shotguns.
These kits are constructed of solid blued steel and come with spring, base clamp & follower.
7 Shot Model fits 18″ barrel or longer.
8 Shot Model fits 20″ barrel or longer.
9 Shot Model fits 24″ barrel or longer.
10 Shot Model fits 26″ barrel or longer.