The Wheeler crowfoot wrench for muzzle devices and A2 buffer tubes is a professional-grade tool designed for the assembly, maintenance and modification of AR-15/LR308 firearms. Constructed from hardened steel, this wrench is engineered to withstand the demanding conditions of firearm work. Its precision-crafted design ensures an exact fit, providing the confidence needed to install handguards, muzzle devices and barrels efficiently. Whether you're building a new AR or performing routine maintenance, this wrench is an essential tool for any firearm enthusiast or professional gunsmith. Dual-ended wrench design offers multiple functions per tool Works with XL F.A.T. Wrench and any other 1/2" drive torque wrenches Constructed from professional-grade, hardened steel, this product endures extreme use and resists bending The black oxide finish protects against rust and corrosion, thereby prolonging the lifespan of the wrench