AR Combo Wrench / Armorer's ToolA professional-grade, convenient all-in-one armorer's wrench built for serious gunsmiths and enthusiasts. Machined from 5140 steel with a hard anodized black finish, this single-handle combo wrench delivers the torque and precision needed for a full range of assembly and disassembly tasks on standard Mil-Spec platforms.Functions Removal and installation of barrels (compatible with 5.56/.223 platforms) Install and disassemble free float tubes and barrel nuts Receiver tube stock nut wrench — old style 1-point Tube stock castle nut wrench — new style 3-point A1/A2 flash hider slot and receiver extensions Square opening for torque bar use Perfect for installing free float handguards Specifications Material: 5140 Steel Finish: Anodized Black Color: Black Condition: New Overall Length: 292.5mm / 11.5 in Head Width: 62mm / 2.44 in Net Weight: 16.23 oz (460g)