The Mesa Tactical Sureshell Polymer Carrier & Rail is designed specifically for Benelli SuperNova 12-gauge shotguns providing additional 6-round shotshell storage capacity in a durable polymer construction.Mesa Tactical Sureshell Polymer Shotshell Carrier & Rail SystemCompatible with Benelli SuperNova 12-gauge shotguns6-round shotshell storage capacityDurable polymer constructionIntegrated rail system for tactical accessoriesIdeal for tactical applications hunting and competitive shooting where quick access to additional ammunition is essential for optimal performance.