The LBE Unlimited ARLGBP is a .750 Steel Nitride Finished Low Profile Gas Block that comes with a pre-installed Pistol Length Gas tube. Designed to significantly enhance the functionality and efficiency of your weapon, this gas block is a must-have for all firearms enthusiasts.With each of our gas tubes constructed from 304SS Seamless Tubing, rest assured of their high quality and lasting durability. Transition to an improved, eloquent mechanism with the LBE Unlimited ARLGBP today.