Remington Nitro-Steel High-Velocity Magnum Load 12 Gauge Shotshells is the steel serious waterfowlers depend on. High-quality, zinc-plated, 100% round pellets fly straight, delivering true close to long-range pattern performance. Plus, Nitro-Steel is fully compatible with aftermarket ported and wad-stripping chokes. It's a proprietary blend of components that products more dead birds than any other load, year after year. Remington Nitro-Steel High-Velocity Magnum Load 12 Gauge Shotshells - Steel Shot Shells at Academy Sports