Be ready for quick reloads with the TacStar® 4-Shot Side Saddle for 20 Gauge Mossberg® 500. This side saddle holds up to 4 rounds of 20-gauge shotgun shells and mounts to the side receiver with no gunsmithing required. A lightweight aluminum backing and polymer shell holder combine for long-lasting strength and durability that's perfect for the hunting blind or skeet shooting. Mounting hardware included.