The GEN-12 five round magazine fits in all GEN-12 shotguns. This is the feeding soul of your GEN-12. Load it with 2 3/4" shells and most 3" shells in the market place --remember if it doesn't go in easy then you should stop!
***DUE TO ORDER VOLUME, We are only fulfilling magazine orders to existing GEN12 owners or new orders. If we do not have record of you purchasing an upper or complete build a customer service rep will contact you, following an order***