Federal collaborated with legendary choke designer Rob Roberts on these powerful special-edition loads. The 9 shot offerings are Roberts personal favorites. The No. 7 payload delivers his ideal balance of pattern efficiency and long-range power that flattens hung-up gobblers. Like all Federal Premium HEAVYWEIGHTTSS options, the loads feature 18 g/cc tungsten-alloy shot that's 56 percent denser than lead for the highest pellet counts and the most energy at extreme range. The rear-braking FLITECONTROL FLEXwad performs flawlessly through ported and standard turkey chokes for consistent, deadly patterns