Product DescriptionThe Mesa Tactical SureShell Polymer Carrier is a rugged on-gun shotshell carrier designed to keep extra 12 gauge ammunition secure and immediately accessible on your shotgun. The shell holders are injection molded from glass-filled polymer and mount to the receiver using a lightweight aluminum back plate with brass threaded inserts for durable, repeatable installation. An innovative dual rubber friction retention system helps keep shells firmly in place while still allowing quick, positive retrieval when you need it most.Product Highlights 6-shell on-gun side saddle carrier for fast access to 12 gauge shotshells Injection-molded glass-filled polymer shell holders for strength and reduced weight Lightweight aluminum back plate with brass threaded inserts for secure receiver mounting Dual rubber friction retention system helps prevent shells from working loose Compatible with Mossberg 500/590 and Maverick 88 12 gauge models (per manufacturer listings)Specs Brand: Mesa Tactical Product Line: SureShell Polymer Carrier Product Type: Side saddle / on-gun shotshell carrier Shell Capacity: 6 Gauge: 12 Gauge Shell Holder Material: Glass-filled polymer (injection molded) Back Plate: Lightweight aluminum with brass threaded inserts Retention: Dual rubber friction system Color/Finish: Matte Black Compatibility: Mossberg 500/590 and Maverick 88 (12 gauge) Manufacturer Part Number: 94750 UPC: 878405004271Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.