Abner MirandaFrom Abner MirandaWeaponsGuncrafter Industries Glock 21 .50 Caliber ConversionAs I watch the large, brass casing fly through the air I hear the loud "PONG!" of the 300-grain .50 caliber bullet slamming into the target 75 yards away....That's right! I said .50 caliber.November 18, 2009Page 1 of 1