Real Avid Master-Fit Thin Castle Nut Wrench

Description

The Real Avid Master-Fit Thin Castle Nut Wrench is a purpose-built crowfoot wrench designed for AR-platform castle nuts. Its thin profile minimizes marring and improves access in tight assemblies. Titanium-coated stainless steel construction provides durable, precision fitment for repeatable torque application. The wrench is intended for use with common AR-15 assembly nuts and armorers working on platform builds.

Key Specifications

• Constructed from TITANIUM COATED STAINLESS STEL to provide tight tolerances and corrosion resistance.
• The dimensions are 0.75 x 4.70 x 6.70.
• The height measures 0.7500.
• The width measures 4.7000.
• The length measures 6.7000.
• This is a Thin Castle Nut size wrench suitable for low-profile castle nut work.
• Model is listed as Master-Fit Wrench.
• Product type is Wrench.
• Designed as an AR-15 accessory: Yes.
• Other features include TORQ WRENCH.

Designed for armorers and experienced builders who value fit and finish, this Master-Fit crowfoot wrench delivers precise engagement with castle nuts while protecting component surfaces. Its thin profile and coated construction make it a practical addition to a dedicated gunsmithing tool kit.