Remington Royal Flush 16 Gauge 1 1/8oz 2-3/4in Shotgun Ammo 5 Shot 25 Rounds. This Remington Ammunition features 5 shotgun shells that deliver powerful stopping power pinpoint accuracy and predictability for hunting. . Buy now to get 2 3/4 in shotgun shells delivered right to your door. With amazing deals every day on Ammunition and more top-tier shotgun ammo from trusted brands like Remington you re sure to find the unrivaled impact for the hunt or the range. Stock up today to save big on shells and other top-tier tactical hunting and outdoor gear at OpticsPlanet. What is Remington Royal Flush 16 Gauge 1 1/8oz 2-3/4'' Shotgun Ammunition good for? The manufacturer suggests that it is best for hunting.Remington R20563: Royal Flush 16 Gauge 1 1/8oz 2-3/4in Shotgun Ammo 5 Shot 25 Rounds