Getting 3 k with a 77 gr 223 is making the thing work. You also get more foot pounds at the muzzle and nearly 50% more at 300 with the grendel than the 223. It's clearly quite an efficient cartridge .
Getting 3 k with a 77 gr 223 is making the thing work. You also get more foot pounds at the muzzle and nearly 50% more at 300 with the grendel than the 223. It's clearly quite an efficient cartridge .
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