Product DescriptionThe ATI Outdoors Gen II Halo side saddle is a sleek, skeletonized 12-gauge shotshell carrier designed to keep spare ammunition on the shotgun for fast access. Built from CNC-machined 6061-T6 aluminum, it adds rugged performance with minimal bulk and features an integrated top rail for mounting compatible optics or accessories. The system includes nine reinforced synthetic shell holders that mount modularly anywhere along the side saddle, letting you run as many (or as few) shells as your setup demands.Product Highlights CNC-machined 6061-T6 aluminum side saddle with a weight-saving skeletonized profile Integrated top Picatinny-style rail for accessory/optic mounting options Includes 9 modular, reinforced synthetic shell holders for customizable placement Modular design allows flexible shell count and configuration to match your mission or loadout Designed for compatibility with select Mossberg, Remington, and Winchester 12-gauge shotguns (model-dependent)Specs Brand: ATI Outdoors Manufacturer Part Number: A.5.10.2551 UPC: 758152622372 Product Type: Shotgun side saddle / shell carrier Gauge Compatibility: 12 Gauge Shell Capacity: 9 shells (modular/variable) Material (Side Saddle): 6061-T6 Aluminum Shell Holders: Reinforced synthetic, modular/movable Rail: Integrated top rail (Picatinny-style) Color: Black Commonly Listed Compatible Models: Mossberg 500/590 (direct fit on drilled & tapped receivers), Mossberg Maverick 88 (may require modifications), Remington 870 (may require modifications), Winchester SXP (may require modifications)Disclaimer: 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.