This Fiocchi Target Training Combo Pack Ammunition offers two ways to take your 5.7 firearms to the next level! Both options provide ample ammo for training with 2 boxes of Range Dynamics FMJ 40-grain Bulk packs (300 rounds) and 2 boxes (100 rounds) of Range Dynamics Subsonic for suppressed fun at the range. A perfect pairing for your next 5.7 ammunition purchase. This ammunition is new production, non-corrosive, in boxer-primed, reloadable brass cases. Fiocchi Range Dynamics ammunition (1700 fps) is dedicated to the handgun and modern sporting rifle shooter. Range Dynamics ammo offers great quality and consistency for the high-volume shooter. Designed for range practice and leisure shooting, this ammunition comes packed in 150 round boxes so you can spend more time shooting and less time opening boxes to get your magazines loaded. Fiocchi Range Dynamics Subsonic ammunition (1050 fps) offers great quality and consistency for the high-volume shooter and hunter. Loaded with similar gr...