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.
Advanced Technology A5101020 AR-15 Castle Nut Mil-Spec Steel Black
Advanced Technology
$8.99
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Advanced Technology
Advanced Technology A5101020 AR-15 Castle Nut Mil-Spec Steel Black
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Advanced Technology A5102240 Military Buffer Tube Assembly AR-15 Black Anodized Aluminum
MSRP:
$59.95
$50.99
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IN STOCK
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