A longtime reader asked the 300 Blackout supersonic vs. subsonic question: does the rifle need a new zero when the ammo changes? The honest answer is “it depends,” so here is what it depends on.
Looks like I opened a can of worms with yesterday’s post regarding the 50/200 yard zero. The amazing discussions that followed prompted me to look into and compare several zero distances including 25, 36, 50, 100, and 200 yard zeros.
