The AR Castle Nut Wrench by Cross Armory is a quality tool that belongs on every AR gun owners workbench. Whether your a first time AR builder or an experienced gunsmith, the Cross Armory Castle Nut Wrench is the right tool for the job. The Cross Armory Castle Nut Wrench is purpose built to handle Mil-Spec or commercial buffer tube castle nuts.
Cross Armory Castle Nut Wrench
2 in stock
2 in stock
The Cross Armory Castle Nut Wrench provides a perfect fit for Mil-Spec and commercial buffer tube castle nuts. Torture tested and proven to outlast all other competing castle nut wrenches! Each wrench features a rubberized grip for improved performance, 2X thicker material, case hardened High-Carbon Steel and the reliability, safety and comfort you have come to expect form Cross.
- Manufactured from heat treated steel
- Rubberized Grip
- Best and strongest castle nut wrench on the market
- Fits all AR-15 and AR-10 castle nuts
- 2x thicker than standard castle nut wrench
- Made from ultra high strength, high-carbon steel
- Case hardened and black oxide coated
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