A test of some of the most commonly available 7.62x54r ammo.
A test of the Magpul Gen M3 Windowed PMAG. He puts this PMAG through some serious torture, including a knee drop and a drive over!
In this episode of Firearms Facts, Moss Pawn and Gun discusses 5.45x39mm ammunition. 5.45x39mm Ammunition Specs: Case Type: Steel, rimless, bottleneck Bullet Diameter: 5.60 mm (0.220 in) Neck Diameter: 6.29
Mrgunsngear does a review of FrogLube CLP gun lubricant, including a cold weather test.