The Syrac Ordnance Gen II Adjustable Gas Block features 17 gas settings, from full to comletely closed. This allows the rifel to be fine tuned to the rifle and ammunition you are using. The adjustability also assists when shooting suppressed. The gas blocks are machined from steel and feature a melonite finish. Fits under a majority of free float handguard systems.
AR-15, Issue:10, Page:015
SPECS: 416 stainless steel, Melonite coated, matte black. 1" (2.5cm) long. 1.34" (3.4cm) high. 1.7 oz. (48.8g) wt. Fits AR-15/AR-style .308 models with .750" O.D. barrels. Includes 2 gas tube roll pins, set screws, and instructions.