Needing a higher capacity magazine for your airsoft shotgun? How about being able to insert an M4 airsoft magazine? SKW Airsoft announced that they have announced a new Saigo Defense Shotgun Adapter For M4 Mags. Interested resellers can enquire for bulk pricing and shipping... "This is a polymer adapter to use M4 magazines in shotguns. It is compatible with gas and spring shotguns, with one or 3 inner barrels."