AR15 Barrel Nut Wrench | .223/.308 Armorer Combo Tool

AR15 Barrel Nut Wrench for .223/.308 Builds

This heavy-duty AR15 barrel nut wrench is a must-have tool for builders and gunsmiths working on .223/5.56 and .308 platforms. Built for versatility, this combo armorer tool is designed to help with barrel nut installation, upper assembly, and general rifle maintenance.

Built for Strength and Reliability

Made from rugged 4140 heat-treated steel, this armorer wrench is built to handle demanding shop use while maintaining a secure fit on critical components. Whether you're installing a free float handguard, tightening a castle nut, or removing a flash hider, this tool delivers dependable performance.

Multi-Function Armorer Tool

Designed to cover multiple tasks in one tool, this combo wrench supports a wide range of AR platform maintenance and assembly needs.

• Fits .223/5.56 and .308 barrel nuts
• Works with free float barrel nuts
• Compatible with barrels in .223/5.56 and .308
• Works with jam rings and slip rings
• Torque wrench compatible
• Fits castle nuts / buffer tube locking rings
• Includes A1/A2 flash hider slot / receiver extension compatibility

Ideal for AR Builders and Gunsmiths

If you're assembling a new rifle or upgrading existing components, this AR15 armorer wrench gives you the functionality needed to work more efficiently. Its multi-purpose design reduces the need for separate specialty tools, making it a practical addition to any workbench or range bag.