Hardened Arms Gas Block with Carbine Gas Tube
Low Profile version is a low and narrow, one-piece block designed
to fit inside most free-float handguards; allows use of rifle length
forearms on carbine length barrels for a clean, streamlined look and
added gripping surface. Secures to barrel with included setscrews.
.750" Inside Diameter
Made out of Steel
Carbine Gas Tube is installed