TacFire AR-15 Gas Block .936 Bull Barrel Micro Low Profile Steel, Black - MAR001S-936

Low-profile micro gas block with all-steel construction, compatible with .936 diameter bull barrels in .308 and 5.56/.223 calibers. Designed to replace the A2 front sight and accommodate longer rail systems with mid-length, mid-length Spector, or rifle-length handguards on shorter gas system barrels. Includes roll pin and set screws; no barrel modification required.