Prose
Silver $$ Contributor
If you'd like to test this, shoot some groups while single loading, and then shoot a group off a full mag. Check for shifts in POI.Ive often wondered about the effect of a fully loaded magazine having pressure on the bottom of a bolt. Some replaceable mags can be hard to seat when they are loaded to capacity. Just as some integral box magazines can, when loaded to capacity, put considerable pressure on the bolt.