Ati AR-15 Castle Nut
A.5.10.1020
This ATI Castle Nut is a high-quality, precision-engineered replacement part for Bolt Action Chassis Buffer Tubes.
The castle nut is made in the United States from high-quality, e-coated steel, giving it long-lasting durability and wear resistance.
- Fits both Mil-Spec and Commercial carbine buffer tubes
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