I went to the range today - finally. Lovely 27 F (hey it is better than -10 F), sunny and hardly a puff of wind.
Using my Chrony F-1 for the first time. FCC .223 case, Hd'y 75 gr BTHP, 24.5 gr TAC, Fed Match primer, JP CTR02 with 22" hvy barrel getting 2836 fps avg velocity !!! Extreme...