The husky series gives the take on a socom 10.3.While this barrel isn't exactly heavy in weight, only a few ounces more than the bloodline 10.5" barrel, the husky profile helps defeat the heat and reduce barrel whip.This barrel is phosphate coated with a chrome lined chamber and bore.Button rifled for that rosco accurac.Length: 10.30"Twist: 1:7"Finish: Chrome Lined Phosphate