This 9mm ammunition is built to be fired in modern 9x19mm (9mm) firearms. Q: 9mm - 124 gr Hydra-Shok JHP - Federal Legislation Enforcement - 50 Rounds Is that this a +P round? Posted On: 2/eleven/2013 By: Al M A: Federal has not formally labeled this being a +P spherical. While some firearm manufacturers suggest towards the usage of +P ammo of thei