Primos "tight wad" update patterned 870 remington.
I patterned the old 870 saturday with three types of shells using the tight wad choke made by primos.
Federal: #4's poor
remington #4's hevi shot 2 3/4- Poor
remington # 4;s hevi shot 3: magnum- EXCELLENT!!
-all tested at 35 yds.