AR15 Gas Blocks

Rail gas block for standard heavy barrel. (.750 diameter). Made in the United States!

AR-15 M16 M4 AR-10 Low Profile Gas Block .750dia This gas block replaces your existing front sight to provide a simple, low profile design that can be used to mount a rifle length forearm to a carbine length barrel. It is mounted by the use of two set screws and is 1" long. This fits .750 barrels. Steel Construction! Made in the USA!

AR-15 M16 M4 Rail gas block for lightweight barrel. (.625 diameter). Made in the USA!

DSC Low Profile Adjustable Gas Block .750dia Machined from 1045 Steel. Black Nitride coated for durability and a deep, black finish. Stainless Adjustment screw with brass locking screw to prevent damage to the threads. Self tapping set screws on the bottom to for perfect seal and fitment to barrel. Perfect for competition shooters. Made in the USA!

Rail gas block for bull barrels. (.936 Diameter)...