Supernova Red Tracer 7.62x39mm 110 Grain Full Metal Jacket Rifle Ammo 20 Rounds. 62x39mm 110 Grain Full Metal Jacket Rifle Ammunition online at OpticsPlanet. This Supernova Ammunition features Full Metal Jacket (FMJ) bullets that deliver strong stopping power immaculate accuracy and predictability. With special offers on Ammunition and other top-tier rifle ammo from trusted brands like Supernova you re sure to find the perfect firepower for your next hunting trip or range visit. Stock up today to save big on ammunition and other top-tier tactical hunting and outdoor gear at OpticsPlanet. Specifications for Supernova Red Tracer 7.62x39mm 110 Grain Full Metal Jacket Rifle Ammunition: Manufacturer: Supernova Caliber: 7.62x51mm NATO Number of Rounds: 20 Bullet Type: Full Metal Jacket (FMJ) Bullet Weight: 124 grain Supernova PMSN762R Red Tracer 7.62mm 124gr Full Metal Jacket 20 Supernova PMSN762R: Red Tracer 7.62x39mm 110 Grain Full Metal Jacket Rifle Ammo 20 Rounds