Q: what is the diameter of the gas port?
A: Diameter of the gas port is .089"
Q: What is the actual bore diameter for this barrel?
A: Actually diameter bore is .310, Our 7.62x39 barrels take .310 and up diameter bullets.
Q: Is this barrel nitrided inside and out?
A: Yes the barrel is Nitrided inside and out then they come back and, barrel extension is torqued to proper spec and then gas port drilled.
Q: What is the weight of the barrel?
A: The weight of barrel is: 1 lb 13.10oz.