Federal 460 S&W 300gr Swift A-Frame Handgun Ammo - 20 Rounds - Handgun hunters leave nothing to chance when it comes to bullet choice. That's why Federal is proud to offer the robust, proven Swift A-Frame. High weight retention and controlled expansion, regardless of distance, make these rounds ideal for big game. Expansion-arresting A-Frame design Nickel-plated case prevents corrosion and helps extraction Back half of the bullet remains intact for deep penetration Bonded front half expands consistently across a broad velocity range Specially formulated propellant Unique Federal primer