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Advanced Technology A5101020 AR-15 Castle Nut Mil-Spec Steel Black

http://www.tandktactical.com/web/image/product.template/13730/image_1920?unique=6e32b62
This steel AR-15 castle nut is virtually indestructible and works with commercial, military, and hybrid buffer tubes. It fits most AR-15s and AR variants, but it is not compatible with 308 rifles.

9.00 9.0 USD 9.00

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