Sterling Rifle Ammunition Features Sterling Centerfire Rifle ammunition in 7.62 X 39 is built around a 123 grain full metal jacket bullet a weight and profile well matched to the cartridge s intended use in AK pattern rifles and other 7.62x39 platforms. The polished steel case cycles reliably through semi-automatic actions and the Boxer primer ignition provides consistent dependable ignition round after round. This combination makes the load a practical choice for high volume range sessions where cost per round matters as much as reliable function. Shooters running steel case ammunition in a well maintained rifle can expect smooth cycling and consistent accuracy for practice and training purposes. Packaged 20 rounds to a box Sterling Centerfire Rifle ammunition is sized for easy transport to the range and simple inventory management for regular shooters. The full metal jacket design protects the bullet core through feeding and extraction reducing the chance of deformation that can affect accuracy. This load is intended for range use and is not built for reloading given its steel case construction. For shooters looking to put rounds downrange without the higher cost of brass cased ammunition Sterling Centerfire Rifle 7.62 X 39 is available for sale at GrabAGun. Sterling Rifle Ammunition Specifications Manufacturer: Sterling Model: Centerfire Rifle Caliber: 7.62 X 39 Rounds Per Box: 20 Bullet Weight: 123 gr Bullet Type: Full Metal Jacket Casing Material: Steel Primer: Boxer Velocity: 2362 FPS Available At: GrabAGun