7RD Winchester Mag Extension - 12GA

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• Increase capacity to 7 rounds.
• Made of virtually indestructible, matte black glass-filled nylon injection molded over a steel connecting nut.
• Will not rust or dent.
• New spring and instructions included.
• Minimum barrel length for 7 shot extension is 18”
#SMR0800 $23.50 MSRP