Ensure precise installation of your gas block with the Gas Block Genie, the ultimate AR-15 gas block alignment tool. This must-have accessory fits all .750″ barrels and works seamlessly with all styles of gas blocks, including clamp-on. With a simple 5-step process, it guarantees a perfectly aligned gas block on your first attempt. Crafted from durable plastic, this tool is designed for ease of use and durability, making it an essential addition to your gunsmithing toolkit.