Guntec USA
Guntec USA AR-15 Castle Nut, Mil-Spec - CASTLE
SKU: CASTLEUPC: 714569643782
$6.00$7.95
MSRP: $7.95
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Mil-Spec castle nut designed for AR-15/M4 carbine buffer tube assemblies. This steel component threads onto the buffer tube to secure the stock in place. Installation requires a castle nut wrench tool for proper tightening.
