When you load the mag, further down on the stack the rounds fit loose. I've had it double feed when a loose round doesn't sit flat against the rear plate of the mag.
Here's my 224 Valkyrie
ARC Nucleus action with bar-loc
McMillan A6 PRS in the new McWalnut gelcoat
Criterion barrel at 24in.
Nightforce F1 3.5-15x for now.