Federal 12 Gauge 3/8oz 3'' Shotgun Ammo #2 25 Rounds RRS138. Federal collaborated with Rob Roberts and his team to develop these customized loads which pair heavy payloads and high shot counts with carefully selected velocities proven to put more pellets on target. The loads combine Federals high-performance primers and clean-burning propellant to deliver lethal shot strings through the advanced Raptor choke design. Specifications for Federal 12 Gauge 3/8oz 3'' Shotgun Ammunition: Manufacturer: Federal Gauge: 12 Number of Rounds: 25 Shot Size: 2 Shell Length: 3 in Muzzle Velocity: 1400 ft/s Application: Waterfowl Shotgun Shot Weight: 3/8 oz Shot Material: Steel Shotgun Pellet Count: 168 Cartridge Case Material: Plastic Lead Free: Yes Features of Federal Rob Roberts Raptor Steel 12 Gauge 1 3/8oz 3 in Shotgun Ammunition Developed with Rob Roberts for optimal performance through Raptor Series chokes Heavy payloads of high-quality Federal steel pellets Velocities optimized for the payload to put more lethal pellets on target High-efficiency patterns and effective shot strings for waterfowl Clean-burning propellant and reliable primers Package Contents: Federal Rob Roberts Raptor Steel 12 Gauge 1 3/8oz 3 in Shotgun Ammunition What is Federal 12 Gauge 3/8oz 3'' Shotgun Ammunition good for? The manufacturer suggests that it is best for waterfowl.Federal RRS138 2: 12 Gauge 3/8oz 3'' Shotgun Ammo #2 25 Rounds