309:53 Glock 21 vs. Glock 30 Underwood Xtreme Penetrators In this video we are shooting the Underwood Ammunition, 200gr Xtreme Penetrator .45 Auto +P. We'll be comparing it out of the Glock 30 and Standard Glock 21. Alaskan BallisticsApril 3, 2019729 0
