The Tiger Rock Inc. GBUS-RED .750 Low Profile Steel Gas Block combines strength and aesthetic appeal, specially designed for AR .750" barrels. Constructed from 4140 hardened steel, this gas block guarantees long-lasting durability while offering a vivid Cerakote red finish that resists corrosion and enhances your firearm's look. Mil-Spec dimensions .750 diameter 4140 Hardened Steel construction Includes roll pin, 2 set screws and allen wrench Note: Not designed for bull barrel mounts Fits: AR .750" barrels Made in USA Cerakote Red Elevate your firearm's performance and appearance with the Tiger Rock Inc. GBUS-RED gas block, a perfect addition for any build.