Rio Outdoors Corp Rio Royal Blue Steel 20 ga 3" MAX 1 oz #3 1400 fps 25/Box. These shells were specifically designed for nontoxic waterfowl hunting applications guaranteed to perform in even the most adverse conditions. If you are looking for a reliable and high-quality game load specifically for waterfowl hunting look no further than the Royal Blue Steel line of game loads from Rio. These loads come in both 12-gauge and 20-gauge sizes capable of delivering impressive muzzle velocities of up to 1550 feet per second. Specifications for RIO Ammunition RBSM362 Royal BlueSteel Magnum 12 Gauge 3" 1-1/4 Oz 2 Shot 25 Bx/: Manufacturer: RIO Ammunition Application: Hunting Primer Style: Centerfire Cartridge Case Material: Plastic Lead Free: Yes Package Contents: RIO Ammunition RBSM362 Royal BlueSteel Magnum 12 Gauge 3" 1-1/4 Oz 2 Shot 25 Bx/ What is RIO Ammunition RBSM362 Royal BlueSteel Magnum 12 Gauge 3" 1-1/4 Oz 2 Shot 25 Bx/ good for? The manufacturer thinks that it is good for hunting.Rio Outdoors Corp Rio Royal Blue Steel 20 ga 3" MAX 1 oz #3 1400 fps 25/Box RBSM203