Forums › Forums › General Discussion › 1/2-28 muzzle brake options for 223? › Re: Re: 1/2-28 muzzle brake options for 223? Ericbc7 Member June 26, 2016 at 6:10 pm 21 Bullseyes I plan to get one of Nathan's brakes for my 6.5 eventually, mainly to see if I can spot hits with heavy 140 gr loads.