The TacFire 7.62x39mm Upper Assembly is engineered for those who demand accuracy and reliability. Featuring a 5-inch barrel with a sleek black nitride finish this assembly is crafted to withstand rigorous use while maintaining peak performance. The 1:10 twist rate ensures optimal stabilization of your shots making it a trusted component for any shooting enthusiast. Experience the perfect combination of durability and precision with this expertly crafted upper assembly.