i shoot a remington 870 20 g. i have a super full choke and i shoot winchester 3 inch out of it. i just shot it the other ay at 27 yards and it had about 20 or so pellets in a bout a 5 inch circle. i not sure if this is good or bad but it made my friends 12 gauge look horrible. he started complainin immedietley."im getting a new choke!"haha