OPTIC DEAL: Holosun HE507C-GR-X2 and 500 Rounds of Magtech 9mm - 115 Grain - FMJThis Holosun HE507C GR X2 and 500 round Magtech 9mm bundle is one of those deals that just makes sense. You get a premium pistol optic and enough quality 9mm range ammo to actually go out and train with it. Instead of buying a red dot and then realizing you still need ammo to get it zeroed, dialed in, and practiced with, this bundle gives you both in one shot. The Holosun HE507C GR X2 is a green dot open reflex sight built for full size and compact