Real Avid MSTR Fit2 Spanner Wrench – Universal AR-15 Barrel Nut Tool

The Real Avid MSTR Fit2 Spanner Wrench is a universal armorer's tool designed for installing and removing AR-15 barrel nuts.

• Tool Type: AR-15 Barrel Nut Spanner Wrench
• Compatibility: Most AR-15/AR-10 barrel nuts
• Material: Heat-treated steel with black oxide finish
• Pin Configuration: Dual-pin universal fit
• Torque Wrench Compatible: Yes (1/2" drive recommended)
• Use: Gunsmithing and armorer applications