The Real Avid MasterFit 30MM Titanium Barrel Nut Wrench is the ultimate tool for precision assembly on AR platforms. Crafted with a titanium-coated stainless steel construction this wrench delivers exceptional nut-gripping strength and superior control ensuring no-slip handling during use. Specifically designed for a perfect fit the MasterFit Crowfoot Wrench allows you to confidently apply torque to MILSPEC assembly nuts without the need for makeshift solutions. Featuring a free-float handle this master-grade tool is essential for any serious AR15 enthusiast looking for reliability and accuracy in their builds.