The Tiger Rock Inc. GB01-L .750 Low Profile Steel Gas Block is engineered for AR-15 enthusiasts seeking peak performance without sacrificing space. Its low profile design allows it to fit seamlessly under most quad rail systems, supporting standard .750 diameter barrels with enhanced functionality. Crafted from robust hardened steel and featuring a non-reflective matte black finish, this gas block not only withstands rigorous use but also maintains a sleek appearance. Mil-Spec dimensions .750 diameter Hardened Steel construction Non-reflective, Matte Black finish Fits: AR .750" barrels Elevate your AR-15 build with this reliable and efficient gas block, tailored for optimal performance.