Criterion Barrel 24 inch Stainless Steel |
Round Count:
|
140 rnds factory
|
Factory Brass
|
36.0 Grains of 8208. Exibits signs of primer cratering but primers are not flat. Cycled but bolt did not stay back. Extremely accurate.
37.0 Grains Show extreme stress.
Primers are not completely flattened. Brass lips show deformation at point of extraction Primers show cratering 38.0 Grains show signs of pressure. Primer is punched through.'
Primers are flat |