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Why customers choose this item
✓Thin castle nut wrench tool
✓Fits half inch socket wrench
✓Stainless steel construction
✓Precision fit reduces marring
✓For castle nut adjustment
✓Silver finish wrench
Product highlights
Master-Fit Wrench designed for thin castle nut installation and removal applications
Titanium coated stainless steel construction provides durability and corrosion resistance
Purpose built for precise fitment to minimize marring on firearm parts during torque
Designed to fit 1/2 inch socket wrench for controlled torque application
Silver finish wrench with manufacturer part number AVMFTCNW for identification
Real Avid Master-Fit wrench with UPC 813119013850 for product tracking
Product description
The Real Avid Master-Fit Wrench Thin Castle Nut is a gunsmith wrench designed for installing and removing thin castle nuts on firearms. This crowfoot wrench provides precise engagement for AR platform components.
The Real Avid Master-Fit Wrench Thin Castle Nut is constructed from titanium-coated stainless steel and is designed to minimize marring on firearm parts. It fits a 1/2 inch socket wrench interface for compatibility with standard torque tools. The wrench is purpose-built for thin castle nut configurations used on firearm assemblies. This model is used for AR platform maintenance and build tasks involving buffer tube hardware. In normal operation, it allows consistent torque application with proper alignment. This product is used for firearm repair and assembly in workshop environments.
Volume pricing for business and agency buyers, plus free ground shipping on most continental U.S. orders.
Business & agency accounts
Bulk discounts
Volume pricing, dedicated account management, ACH payment options, and special sourcing for businesses, agencies, law enforcement, and first responders.