Bullet Setback Effects on Velocity and Pressure

Testing the effects that bullet setback has using 10 rounds of 9mm 124 gr. Sig Sauer V-Crown handloads fired from a Sig Sauer P320. From there, discussing pressure buildup and some methods of diagnosing pressure problems by looking at muzzle velocity and spent cases.

Timestamps
0:00 - Introduction
0:57 - Firing new rounds
2:03 - Firing rounds w. setback
2:54 - Analysis
5:04 - Primer inspection