The Rio Ammunition Royal Blue Steel 12 Gauge 3 1/2-inch #3 steel Shot 1550fps Shotgun Shells is a 12 Gauge shotshell from Rio Ammunition’s Royal Blue Steel line built for non-toxic waterfowl hunting (part no. RBSSM403). Round, perfectly formed steel shot built for consistent waterfowl patterns. Loaded with #3 steel shot in a 3 1/2-inch hull, it is sized to cycle reliably through the shotguns chambered for 12 Gauge. Each box holds 25 shells, a practical amount to keep on hand for a range day or a hunt. It is a confirmed, consistent option for 12 Gauge shooters who need shells they can count on.

Key Specifications

• 12 Gauge chambering means this shell is built specifically for 12 Gauge shotguns.
• 12 Gauge is one of the most widely available gauges in the U.S., so shells and guns are easy to find.
• 3 1/2-inch hull length matches the chamber length it is designed to cycle through.
• 1 3/8 oz. shot charge is the payload weight behind every shell.
• #3 steel shot size shapes the pattern density and range this load is suited for.
• 1550 fps muzzle velocity is the rated speed this load leaves the barrel at.
• 25 shells per box keeps a manageable supply on hand for a day at the range or in the field.

Frequently Asked Questions

What gauge is the Rio Ammunition Royal Blue Steel 12 Gauge 3 1/2-inch #3 steel Shot 1550fps Shotgun Shells? It is a confirmed 12 Gauge shotshell, built to chamber and cycle in 12 Gauge shotguns.

What shot size does this load use? It is loaded with #3 steel shot, sized for non-toxic waterfowl hunting.

How many shells come in a box? This listing includes 25 shells per box.

Buy the Rio Ammunition Royal Blue Steel 12 Gauge 3 1/2-inch #3 steel Shot 1550fps Shotgun Shells

Order the Rio Ammunition Royal Blue Steel 12 Gauge 3 1/2-inch #3 steel Shot 1550fps Shotgun Shells from our shotgun shells lineup and we will get it shipped insured to your door. Our Lubbock, Texas team stocks a full range of 12 Gauge loads for non-toxic waterfowl hunting, so reach out if you need help matching a load to your gun.